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NSF/ANSI 372
Drinking Water System Components - Lead Content



 
Taco, Inc. 
1160 Cranston Street
Cranston, RI 02920 
United States 
401-942-8000

Facility : Fall River, MA


Heat Exchanger[1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [LL]
   Shell and Tube Heat Exchangers

[1] Heater style
    C  - Straight tube - fixed tube sheet 
    E  - U-tube, extended surface - 6" - 30" 2 pass, 150#, 375ºF 
    G  - U-tube - shell & tube - 150#, 375f 
    *H - Hi-temp, extended surface - 6" - 24" 2 pass, 400#, 450ºF
    *J - U-tube - 250#/410f tube, 150#/410f shell 
    *K - Replacement tube bundle, 250# 
    L  - U-tube - 150#, 375f - extended shell (pk) option 
    *N - Replacement tube bundle, extended surface, 150#,400# 
    *P - High temp., high press tubes (400#, 450f) tank unit and heat exch. 
    *R - Replacement tube bundle (150#, 400#) 
    T  - U-tube - tank unit (150#) 
    U  - Replacement tube bundle, 150# (for. g code only) 
         Rux applies pre-1974 liquid & steam, 4" - 12" units 
         For use with schedule 40 pipe shells, 4" - 10" units 
    W  - Replacement tube bundle, 150# (2 pass only) 
         For use with schedule 40 pipe shells, 6" - 10" units 
    *Grooved tubeplates if heater style is h, j, k, p or r/n 400#
[2] Nominal pipe size (inches) 
    04 - 30 (even numbers except 28)
[3] Number of passes 
    1, 2, 4, or 6 pass
[4] Length of unit (in 6" increments) 
    04 - 20 (length = code no. x 6")
[5] Style 
    (-) ANSI (standard) 
    (t) Tema style ('t' is valid for replacement tema tube bundles only)
[6] Shell style or tank unit 
    L - Liquid/liquid 
    S - Steam/liquid 
    F - Fuel oil suction heater 
    A - Tank unit w/ collar - 3/4" tubes 
    B - Tank unit w/ collar - 3/4" tubes - cement lined applications 
    C - Tank unit w/ collar - 1 1/4" tubes - cement lined applications 
    D - Tank unit w/ extended collar - 3/4" tubes 
    E - Tank unit w/ ext. collar - 3/4" tubes - cement lined applications 
    G - Tank unit less collar - 3/4' tubes - with slip-on flange 
    H - High temperature - high pressure (heat exchange w/shell) 
    W - Tank unit w/ collar - 1 1/4" tubes 
    X - High temperature - high pressure tank unit w/ collar - 3/4" tubes 
    Y - High temperature - high press tank unit w/ ext.collar - 3/4" tubes 
    J - Tank unit less collar - 3/4" tubes - with shipping flange 
    K - Tank unit less collar - 3/4" tubes - cement lined application & with shipping flange
    
    L - High temperature - high pressure tank unit less collar - 3/4" tubes
[7] Head material 
    1 - Fab. steel 
    2 - Cast bronze, low lead, sb-584 (4" - 10" only) 
    4 - Cast iron (4" - 10" only) 
    5 - Stainless steel - type 304 
    6 - Stainless steel - type 316
[8] Head type 
    A - Threaded (4" - 10" only) 
    B - Channel - flanged - w/ cover (4" - 20" only) 
    C - Channel - flanged - w/ 0 cover (std) 
    D - Channel - threaded - w/ cover 
    E - Channel threaded - w/ 0 cover 
    F - Flanged
[9] Tube plate material 
    1 - Steel 
    5 - 304 stainless steel 
    6 - 316 stainless steel 
    7 - Naval brass 
    8 - Cupro nickel 90/10 
    9 - Steel b&g tube plate (4" - 12" only) 
    A - D/W design - steel I steel 
    B - D/W design - 304 s.s. I 304 s.s. 
    C - D/W design - 304 s.s. (head side) I steel (shell side) 
    D - D/W design - steel (head side) / 304 s.s. (shell side) 
    E - 304 s.s. (grooved) if tubing is d, e, p 
    F - Steel (grooved) 
    G - 316 s.s. (grooved) if heater style is h, j, k, p, or r/n 400# 
    H - D/W design - 316 s.s. (head side) / steel (shell side) 
    J - D/W design - steel (head side) I 316 s.s. (shell side) 
    K - D/W design - 316 s.s. I 316 s.s.
[10] Tubing material 
     A  - Copper, ¢3/ 4" x .035 wall - s875 20 ga. 
     B  - Copper, ¢3/4" x .049 wall - s875 18 ga. 
     C  - Copper, ¢3/4" x .065 wall - s875 16 ga. 
     *D - 304 s.s., ¢3/4" d - 049 wall - sa249 tp304 18 ga. 
     *E - 316 s.s., ¢3/4" x .049 wall - sa249 tp316 18 ga. 
     F  - Cu-ni90/10, ¢3/4" x .035 wall - 58111-706 20 ga. 
     G  - Cu-ni 90/10, ¢3/4" x .049 wall - sb111-706 18 ga. 
     H  - Cu-ni70/30, ¢3/4" x .049 wall - 58111-715 18 ga. 
     *P - Steel, ¢3/4" x - .060 wall - sa214 
     R  - Double wall copper (smooth), ¢3/4" x .040 wall - sb75-c122 
     W  - Double wall cu-ni (smooth), ¢3/4" x .040 wall - sb111-706 
     * Requires grooved tube plate (see position 11)
[11] Separator & tie rod material 
     T - Steel - (with copper tie rod) 
     U - 304 s.s. - (with copper tie rod) 
     V - 304 s.s. - (with 304 s.s. tie rod) 
     W - 316 s.s. - (with 316 s.s. tie rod) 
     X - 316 s.s. - (with copper tie rod) 
     Y - Naval brass - (with copper tie rod) 
     Z - Cupro nickel 90/10 - (with copper tie rod)
[12] Separator spacing (inches) 
     02, 03, 04, 06, 08, 10 etc.
[13] Special order heat exchangers have the following nomenclature: 
     4000 - 4" heat exchanger (6000 - 6", 8000 - 8", 10,000 - 10", etc.)
     S    - Indicates 'special design'
     123  - Sequential number assigned to each special model
     E    - Indicates two pass design (G - four pass design)
     0410 - Indicates standard tube bundle (numbers vary based on diameter & length of tube 
            bundle)
[LL] Product conforms with lead content requirements for “lead free” plumbing as defined by
     California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water
     Act.

Thermal Expansion Tanks [LL]
   CA$-&-P[16] [17] [18]
   PAX#-%-P[14] [15] [16]

[14] # is the tank size in liters and may be 30, 42, 84, 130, 170, 215, 254, 300, 350, 425,
     or 500.
[15] % is the pressure rating and may be 150 or 175.
[16] Certified for use on cold water side of the hot water tank onlly.
[17] $ is the tank size in liters and may be 90, 140, 215, 300,
     450, 500, 600, 700, 800, 900, 1000, 1100, 1200, 1300, 1400,
     1500, 1600, 1800, 2000, 2500, 3000, 4000, 5000, 7500 or 10,000.
[18] & is the pressure rating and may be 125, 150, 175, 250, or 300.
[LL] Product conforms with lead content requirements for “lead free” plumbing as defined by
     California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water
     Act.

Facility : Cranston, RI


Fittings[1] [2] [LL]
   110-251SF
   110-251SF-1
   110-251SFBP1
   110-251SFBP2
   110-251SFBP3
   110-251SFBP4
   110-252SF
   110-252SF-1
   110-252SFBP1
   110-252SFBP2
   110-252SFBP3
   110-252SFBP4
   110-253SF
   110-253SF-1
   110-253SFBP1
   110-253SFBP2
   110-253SFBP3
   110-253SFBP4
   110-254SF
   110-254SF-1
   110-254SFBP1
   110-254SFBP2
   110-254SFBP3
   110-254SFBP4
   110-421S
   110-522BSFL
   110-523BSFL
   110-524BSFL
   110-525BSFL
   110-526BSFL
   110-546SF
   110-547SF
   185-086S
   194-1494L/25
   194-1540SF
   194-1540SF-1
   194-1540SF/25
   194-1540SFBP4
   194-1542B
   194-1542SF
   194-1542SF-1
   194-1542SFBP4
   194-2124SF
   194-2346S
   194-2347S
   194-2348S

[1] Only products bearing the NSF Mark are Certified.
[2] Cast iron flanges and union connection flanges are not included in the Certification.
[LL] Product conforms with lead content requirements for “lead free” plumbing as defined by
     California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water
     Act.

Gasket/Sealing Materials [LL]
   Pro-Fit Series GSK-A-100
   Pro-Fit Series GSK-ABCD-100
   Pro-Fit Series GSK-B-100
   Pro-Fit Series GSK-C-100
   Pro-Fit Series GSK-D-100
   Pro-Fit Series GSK-x-xxx[4]
   SLK-ABCD-100

[4] x-xxx: Any combination of A, B, C, or D followed by any 3 digit number. A, B, C, D
    indicates size of bearing.
[LL] Product conforms with lead content requirements for “lead free” plumbing as defined by
     California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water
     Act.

Miscellaneous Process Devices [LL]
   HK-1[3]
   HLP-1 Hot-Link® Plus
   HLS-1 Hot-Link® Bypass System
   Pro-Fit Series BRG-A-100
   Pro-Fit Series BRG-A-200
   Pro-Fit Series BRG-B-100
   Pro-Fit Series BRG-B-101
   Pro-Fit Series BRG-C-100
   Pro-Fit Series BRG-D-100
   Pro-Fit Series BRG-D-200
   Pro-Fit Series BRG-D-201
   Pro-Fit Series BRG-x-xxx[4]
   Pro-Fit Series CAR-ABCD-100
   Pro-Fit Series IMP-A-100
   Pro-Fit Series IMP-B-100
   Pro-Fit Series IMP-C-100
   Pro-Fit Series IMP-C-101
   Pro-Fit Series IMP-C-102
   Pro-Fit Series IMP-D-100
   Pro-Fit Series IMP-D-101
   Pro-Fit Series IMP-D-102
   Pro-Fit Series IMP-D-103
   Pro-Fit Series IMP-D-104
   Pro-Fit Series IMP-D-105
   Pro-Fit Series IMP-x-xxx[4]

[3] HK-1 flexible plumbing connectors are Certified as replacement parts for the HLS-1
    Hot-Link™ Bypass System and and HLP-1 Hot-Link® Plus.
[4] x-xxx: Any combination of A, B, C, or D followed by any 3 digit number. A, B, C, D
    indicates size of bearing.
[LL] Product conforms with lead content requirements for “lead free” plumbing as defined by
     California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water
     Act.

Pumps[1] [LL]
   00(X)-(1)(2)(3)(4)(5)-(6)[5]
   0011-CF[6]
   0011-CF-USK[6]
   006-CT[6]
   006-CT-USK[6]
   008-CT[6]
   008-CT-USK[6]
   110-24S[7]
   110-B24[7]
   111-8S[7]
   111-B8[7]
   112-14S[7]
   112-B14[7]
   113-4S[7]
   113-B4[7]
   120-13S[8]
   120-B13[8]
   1600 Series All Bronze Construction[9]
   1900 Series All Bronze Construction[9]
   2400-Sxx-3P Series[10]
   2400-xxS Series[10]
   CI/FI - Base Mounted/Closed Couple Pumps
   KS/KV - Vertical In-line Pumps
   Load Match L(A)-(B)(C)(D)(E)-(F)(G)(H)(I)[13]
   Pro-Fit Series HPK-D-100
   Pro-Fit Series HPK-D-102
   Pro-Fit Series HPK-x-xxx[4] [11]
   Pro-Fit Series RPK-A-100
   Pro-Fit Series RPK-B-100
   Pro-Fit Series RPK-B-101
   Pro-Fit Series RPK-C-100
   Pro-Fit Series RPK-C-101
   Pro-Fit Series RPK-C-102
   Pro-Fit Series RPK-D-100
   Pro-Fit Series RPK-D-101
   Pro-Fit Series RPK-D-102
   Pro-Fit Series RPK-D-103
   Pro-Fit Series RPK-x-xxx[4] [11]
   SXPB-1[7] [12]
   XPB-1[7] [12]

[1] Only products bearing the NSF Mark are Certified.
[4] x-xxx: Any combination of A, B, C, or D followed by any 3 digit number. A, B, C, D
    indicates size of bearing.
[5] (X) The first identification group is the pump series identifier: 3, 5, 6, 7, 8, 9, 10, 
         11, 12, 13, 14, 15, or R
    (1)	Control Modifier 
        IQ  - Circulator with smart pulse control 
        MS  – Multi speed circulator 
        VR  – Variable speed circulator, outdoor reset (VSD-R) 
        VS  – Variable speed circulator, set point (VSD-S) 
        VV  – Variable speed circulator, 0-10 volt (VSD-V) 
        VT  – Variable speed circulator, solar (VSD-T) 
        VDT – Variable speed circulator, Delta-T (VSD-S) 
        Z   – Zoning circulator (115V/120V, 60 Hz versions only) 
    
    (2) Material Modifier 
        B – Bronze casing 
        S – Stainless steel casing 
    Cast iron casings with no material modifier are excluded from this Certification.
    (3) Casing Modifier 
         No letter – sweat or union pump housing connection 
          C        – casing threads for body mounting 
          E        – end suction pump housing connection 
          F        – flange pump housing connections 
          T        – internal NPT pipe thread pump housing connections 
    (4) Revision Version. Any value is acceptable.  
    (5) Motor Modifier
        No letter – 115V, 60 Hz motor 
        A         – 220V, 50 Hz motor 
        R         – 100/110V, 50 Hz motor 
        U         – 265V, 60 Hz motor 
        V         – 220V, 60 Hz motor 
        Y         - 208/230V, 60 Hz motor 
    (6) Optional third identification group for non-standard changes.  Any value is
    acceptable.
[6] Model of cartridge circulator - 006 (Small), 008 (Medium), 0011(Large)
    C   - TacoGenie™
    T   - Threaded
    F   - Flanged
    USK - Under sink kit
[7] Size: 3/4 - 1 1/2"
[8] Size: 2"
[9] Only pumps in these series with “All Bronze Construction” are included in this
    Certification.
[10] xx - 10, 20, 30, 40, 45, 50, 60, 65, or 70 for performance characteristics.  S may be
     followed by additional suffix qualifiers.
[11] The Pro-Fit Series RPK and HPK may have an additional S suffix code.
[12] The Listed size is the pump connection.  Suffix groups indicate variations in non-wetted
     parts.  The -1 may be replaced by an alpha-numeric value indicating non-wetted
     considerations.  Any value is acceptable.
[13] (A) Model
         0205, 0609, 0410, 0710, 0515, 0435, 1111, 1130, 1614, 1034, 1121
     (B) Motor rating
         Y6 – 110/120v, 60Hz
         B6 – 220/240v, 60Hz
         R6 – 265/277v, 60Hz
         Y5 – 110/120v, 50Hz
         B5 – 220/240v, 50Hz
         R5 – 265/277v, 50Hz
     (C) Casing material
         B – Bronze
         S – Stainless steel
     (D) Feature
         S – Standard
         D – Variable speed 0 - 10V
         E – Variable speed set point
         M – 3 Speed (multi)
         Z – Zoning circ.
         I – IFC
         R – Relay
         F – Variable speed set point + IFC
         N – 3 Speed (multi) + IFC
         X – Zoning circ. + IFC
         V – Variable speed 0 - 10V + IFC
     (E) UL Version. Any value is acceptable
     (F) Connection
         F – Flange, pipe mounting
         S – Sweat, pipe mounting
         C – Sweat, casing mounting
         U – Union, pipe mounting
         N – NPT, pipe mounting
         E – End Suction, pipe mounting
     (G) Fitting
         7 – 3/4"
         5 – 1/2"
         H – horizontal
         V – vertical
     (H) Pump and bracket position
         A, B, C, D, E, F, G, H, J, K, L, M, N, P, Q, R, S, T, U, V, W
     (I) Feature
         N – None
         V – Viton seals
         L – Line cord (non-UL)
     Other identifiers denoting non-standard changes
[LL] Product conforms with lead content requirements for “lead free” plumbing as defined by
     California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water
     Act.

Valves[LL]
   HLV-1 Hot-Link® Bypass Valve

[LL] Product conforms with lead content requirements for “lead free” plumbing as defined by
     California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water
     Act.

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