General Purpose Tank Car Parts
4″ Full Port Low Profile BOV
4″ Full Port Low Profile BOV
SKU: UFPFR
AAR Approved
Lead Time: 12 days
Learn More
Learn More
Our Bottom Outlet Valve
For the unloading of GP tank cars
AAR Approved
Our Bottom Outlet Valves are AAR approved.
Categories
General Purpose Tank Car Parts
Bottom Outlet Valves and Saddles
Temperature/Pressure Ratings
Temperature Rating: 500 F
Pressure Rating: 250 PSI
Materials
Carbon Steel
Stainless Steel
Corrosion-tested Stainless Steel
Seat Materials
Pure Teflon™
Modified Teflon™
Sizes
4″
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Common Model Number Variations
Model Number
Part Number
4-UFPFR-T6T6TM-SJD1
513414-01
4-UFPFR-T6T6TM-SJF3/4
516152-01
4-UFPFR-T6T6TM-SJD1KO
513802-01
4-UFPFR-T6T6TM-SJA3/4
504740-01
4-UFPFR-T6T6TM-SJA1
511264-01
4-UFPFR-T6T6TM
T6: 316 Stainless Steel A262
UFPFR: Bottom Outlet Valve
Pure Teflon
T: Pure Teflon
4”
504739-01
4-UFPFR-T6T6MM-SJF3/4
516152-02
4-UFPFR-T6T6MM-SJD1
513414-02
4-UFPFR-T6T6MM-SJA3/4
504740-02
4-UFPFR-T6T6MM-SJA1
511264-02
4-UFPFR-T6T6MM
36: 316 Stainless Steel
UFPFR: Bottom Outlet Valve
Modified TFE
M: Modified TFE
4”
504739-02
4-UFPFR-SQ3636TM-SJD1
514685-01
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Part Number
DESCRIPTION
Quantity
See Repair Kit
Stem Gasket, Garlock
1
See Repair Kit
Stem Gasket, Grafoil
1
See Repair Kit
Packaging
1
See Repair Kit
Retainer Gasket
1
See Repair Kit
Seat
2
511278-01
Body, w/Steam Jacket (SJT), 1" Pipes, Carbon Steel
1
511275-01
Body, w/Steam Jacket (SJD), 1" Pipes, SST
1
511273-01
Body, w/Steam Jacket (SJD), 1" Pipes, Carbon Steel
1
511271-01
Body, w/Steam Jacket (SJF), 1" Pipes, SST
1
511269-01
Body, w/Steam Jacket (SJF), 1" Pipes, Carbon Steel
1
511267-01
Body, w/Steam Jacket (SJC), 1" Pipes, SST
1
511265-01
Body, w/Steam Jacket (SJC), 1" Pipes, Carbon Steel
1
Model Numbers
| Valve Size | Model | Body Material | Ball Material | Seat Material | Seal Material |
| 1" | USR: Threaded x Threaded, Full Port | 22: Carbon Steel | 36: 316 Stainless Steel | T: Pure Teflon | T: Teflon |
| 2" | 36: 316 Stainless Steel | T6: 316 Stainless Steel A262 | M: Modified TFE | ||
| 3" | T6: 316 Stainless Steel A262 |
1" USR NPT X NPT (515241)
1-USR-2236TT
| Assembly: 515241-04 | ||
| Part Number | Description | Material |
| 114026-01 | Body | WCB |
| 114027-01 | End Cap | WCB |
| 114028-01 | Ball | CF8M SS |
| 114029-01 | Stem | 316 SS |
| 114030-02 | Seat, Ring | MOD. TFE |
| 114007-01 | Thrust Washer | TEFLON |
| 114031-01 | Packing | TEFLON |
| 114015-01 | Nut, Gland | 316 SS |
| 114004-01 | Washer, Stem | STEEL |
| 114017-01 | Handle | STEEL |
| 114005-01 | Nut, Stem | 304 SS |
| 113923-06 | Nameplate | 304 SS |
1-USR-2236TT
| Assembly: 515241-05 | ||
| Part Number | Description | Material |
| 114026-02 | Body | CF8M SS |
| 114027-02 | End Cap | CF8M SS |
| 114028-01 | Ball | CF8M SS |
| 114029-01 | Stem | 316 SS |
| 114030-02 | Seat, Ring | MOD. TFE |
| 114007-01 | Thrust Washer | TEFLON |
| 114031-01 | Packing | TEFLON |
| 114015-01 | Nut, Gland | 316 SS |
| 114004-01 | Washer, Stem | STEEL |
| 114017-01 | Handle | STEEL |
| 114005-01 | Nut, Stem | 304 SS |
| 113923-07 | Nameplate | 304 SS |
1-USR-2236TT
| Assembly: 515241-06 | ||
| Part Number | Description | Material |
| 114026-03 | Body | CF8M SS* |
| 114027-03 | End Cap | CF8M SS* |
| 114028-02 | Ball | CF8M SS* |
| 114029-01 | Stem | 316 SS |
| 114030-02 | Seat, Ring | MOD. TFE |
| 114007-01 | Thrust Washer | TEFLON |
| 114031-01 | Packing | TEFLON |
| 114015-01 | Nut, Gland | 316 SS |
| 114004-01 | Washer, Stem | STEEL |
| 114017-01 | Handle | STEEL |
| 114005-01 | Nut, Stem | 304 SS |
| 113923-08 | Nameplate | 304 SS |
Ordering Info (515241)
| Quantity | Symbol | Description | Weight (lbs) |
| 1 | 1 | Body | 0.56 |
| 1 | 2 | End Cap | 0.31 |
| 1 | 3 | Ball | 0.24 |
| 1 | 4 | Stem | 0.06 |
| 2 | 5 | Seat, Ring | 0.01 |
| 1 | 6 | Thrust Washer | 0.01 |
| 1 | 7 | Packing | 0.01 |
| 1 | 8 | Nut, Gland | 0.02 |
| 1 | 9 | Washer, Stem | 0.01 |
| 1 | 10 | Handle | 0.17 |
| 1 | 11 | Nut, Stem | 0.02 |
| 1 | 12 | Nameplate | 0.01 |
2" USR NPT X NPT (515228)
2-USR-2236TT
| Assembly: 515228-01 | ||
| Part Number | Description | Material |
| 114008-01 | Body | WCB |
| 114009-01 | End Cap | WCB |
| 114010-01 | Ball | CF8M SS |
| 114011-01 | Stem | 316 SS |
| 114012-01 | Seat, Ring | TEFLON |
| 114013-01 | Thrust Washer | TEFLON |
| 114014-01 | Packing | TEFLON |
| 114016-01 | Nut, Gland | 316 SS |
| 114004-02 | Washer, Stem | STEEL |
| 114018-01 | Handle | STEEL |
| 114005-02 | Nut, Stem | 304 SS |
| 113904-15 | Nameplate | 304 SS |
2-USR-3636TT
| Assembly: 515228-02 | ||
| Part Number | Description | Material |
| 114008-02 | Body | CF8M SS |
| 114009-02 | End Cap | CF8M SS |
| 114010-01 | Ball | CF8M SS |
| 114011-01 | Stem | 316 SS |
| 114012-01 | Seat, Ring | TEFLON |
| 114013-01 | Thrust Washer | TEFLON |
| 114014-01 | Packing | TEFLON |
| 114016-01 | Nut, Gland | 316 SS |
| 114004-02 | Washer, Stem | STEEL |
| 114018-01 | Handle | STEEL |
| 114005-02 | Nut, Stem | 304 SS |
| 113904-16 | Nameplate | 304 SS |
2-USR-T6T6TT
| Assembly: 515228-03 | ||
| Part Number | Description | Material |
| 114008-03 | Body | CF8M SS* |
| 114009-03 | End Cap | CF8M SS* |
| 114010-02 | Ball | CF8M SS* |
| 114011-01 | Stem | 316 SS |
| 114012-01 | Seat, Ring | TEFLON |
| 114013-01 | Thrust Washer | TEFLON |
| 114014-01 | Packing | TEFLON |
| 114016-01 | Nut, Gland | 316 SS |
| 114004-02 | Washer, Stem | STEEL |
| 114018-01 | Handle | STEEL |
| 114005-02 | Nut, Stem | 304 SS |
| 113904-17 | Nameplate | 304 SS |
2-USR-2236MT
| Assembly: 515228-04 | ||
| Part Number | Description | Material |
| 114008-01 | Body | WCB |
| 114009-01 | End Cap | WCB |
| 114010-01 | Ball | CF8M SS |
| 114011-01 | Stem | 316 SS |
| 114012-02 | Seat, Ring | MOD. TFE |
| 114013-01 | Thrust Washer | TEFLON |
| 114014-01 | Packing | TEFLON |
| 114016-01 | Nut, Gland | 316 SS |
| 114004-02 | Washer, Stem | STEEL |
| 114018-01 | Handle | STEEL |
| 114005-02 | Nut, Stem | 304 SS |
| 113904-18 | Nameplate | 304 SS |
2-USR-3636MT
| Assembly: 515228-05 | ||
| Part Number | Description | Material |
| 114008-02 | Body | CF8M SS |
| 114009-02 | End Cap | CF8M SS |
| 114010-01 | Ball | CF8M SS |
| 114011-01 | Stem | 316 SS |
| 114012-02 | Seat, Ring | MOD. TFE |
| 114013-01 | Thrust Washer | TEFLON |
| 114014-01 | Packing | TEFLON |
| 114016-01 | Nut, Gland | 316 SS |
| 114004-02 | Washer, Stem | STEEL |
| 114018-01 | Handle | STEEL |
| 114005-02 | Nut, Stem | 304 SS |
| 113904-19 | Nameplate | 304 SS |
2-USR-T6T6MT
| Assembly: 515228-06 | ||
| Part Number | Description | Material |
| 114008-03 | Body | CF8M SS* |
| 114009-03 | End Cap | CF8M SS* |
| 114010-02 | Ball | CF8M SS* |
| 114011-01 | Stem | 316 SS |
| 114012-02 | Seat, Ring | MOD. TFE |
| 114013-01 | Thrust Washer | TEFLON |
| 114014-01 | Packing | TEFLON |
| 114016-01 | Nut, Gland | 316 SS |
| 114004-02 | Washer, Stem | STEEL |
| 114018-01 | Handle | STEEL |
| 114005-02 | Nut, Stem | 304 SS |
| 113904-20 | Nameplate | 304 SS |
Ordering Info (515228)
| Quantity | Symbol | Description | Weight (lbs) |
| 1 | 1 | Body | 2.05 |
| 1 | 2 | End Cap | 1.32 |
| 1 | 3 | Ball | 1.75 |
| 1 | 4 | Stem | 0.17 |
| 2 | 5 | Seat, Ring | 0..05 |
| 1 | 6 | Thrust Washer | 0.01 |
| 1 | 7 | Packing | 0.01 |
| 1 | 8 | Nut, Gland | 0.06 |
| 1 | 9 | Washer, Stem | 0.02 |
| 1 | 10 | Handle | 0.4 |
| 1 | 11 | Nut, Stem | 0.01 |
| 1 | 12 | Nameplate | 0.01 |
3" USR NPT X NPT (515223)
3-USR-2236TT
| Assembly: 515223-01 | ||
| Part Number | Description | Material |
| 113993-01 | Body | WCB |
| 113994-01 | End Cap | WCB |
| 113995-01 | Ball | CF8M SS |
| 113996-01 | Stem | 316 SS |
| 113997-01 | Seat, Ring | TEFLON |
| 113998-01 | Thrust Washer | TEFLON |
| 113999-01 | Packing | TEFLON |
| 114000-01 | Nut, Gland | 316 SS |
| 114004-03 | Washer, Stem | STEEL |
| 114001-01 | Handle | STEEL |
| 114005-03 | Nut, Stem | 304 SS |
| 113904-09 | Nameplate | 304 SS |
3-USR-3636TT
| Assembly: 515223-02 | ||
| Part Number | Description | Material |
| 113993-02 | Body | CF8M SS |
| 113994-02 | End Cap | CF8M SS |
| 113995-01 | Ball | CF8M SS |
| 113996-01 | Stem | 316 SS |
| 113997-01 | Seat, Ring | TEFLON |
| 113998-01 | Thrust Washer | TEFLON |
| 113999-01 | Packing | TEFLON |
| 114000-01 | Nut, Gland | 316 SS |
| 114004-03 | Washer, Stem | STEEL |
| 114001-01 | Handle | STEEL |
| 114005-03 | Nut, Stem | 304 SS |
| 113904-10 | Nameplate | 304 SS |
3-USR-T6T6TT
| Assembly: 515223-03 | ||
| Part Number | Description | Material |
| 113993-03 | Body | CF8M SS* |
| 113994-03 | End Cap | CF8M SS* |
| 113995-02 | Ball | CF8M SS* |
| 113996-01 | Stem | 316 SS |
| 113997-01 | Seat, Ring | TEFLON |
| 113998-01 | Thrust Washer | TEFLON |
| 113999-01 | Packing | TEFLON |
| 114000-01 | Nut, Gland | 316 SS |
| 114004-03 | Washer, Stem | STEEL |
| 114001-01 | Handle | STEEL |
| 114005-03 | Nut, Stem | 304 SS |
| 113904-11 | Nameplate | 304 SS |
3-USR-2236MT
| Assembly: 515223-04 | ||
| Part Number | Description | Material |
| 113993-01 | Body | WCB |
| 113994-01 | End Cap | WCB |
| 113995-01 | Ball | CF8M SS |
| 113996-01 | Stem | 316 SS |
| 113997-02 | Seat, Ring | MOD. TFE |
| 113998-01 | Thrust Washer | TEFLON |
| 113999-01 | Packing | TEFLON |
| 114000-01 | Nut, Gland | 316 SS |
| 114004-03 | Washer, Stem | STEEL |
| 114001-01 | Handle | STEEL |
| 114005-03 | Nut, Stem | 304 SS |
| 113904-12 | Nameplate | 304 SS |
3-USR-3636MT
| Assembly: 515223-05 | ||
| Part Number | Description | Material |
| 113993-02 | Body | CF8M SS |
| 113994-02 | End Cap | CF8M SS |
| 113995-01 | Ball | CF8M SS |
| 113996-01 | Stem | 316 SS |
| 113997-02 | Seat, Ring | MOD. TFE |
| 113998-01 | Thrust Washer | TEFLON |
| 113999-01 | Packing | TEFLON |
| 114000-01 | Nut, Gland | 316 SS |
| 114004-03 | Washer, Stem | STEEL |
| 114001-01 | Handle | STEEL |
| 114005-03 | Nut, Stem | 304 SS |
| 113904-13 | Nameplate | 304 SS |
3-USR-T6T6MT
| Assembly: 515223-06 | ||
| Part Number | Description | Material |
| 113993-03 | Body | CF8M SS* |
| 113994-03 | End Cap | CF8M SS* |
| 113995-02 | Ball | CF8M SS* |
| 113996-01 | Stem | 316 SS |
| 113997-02 | Seat, Ring | MOD. TFE |
| 113998-01 | Thrust Washer | TEFLON |
| 113999-01 | Packing | TEFLON |
| 114000-01 | Nut, Gland | 316 SS |
| 114004-03 | Washer, Stem | STEEL |
| 114001-01 | Handle | STEEL |
| 114005-03 | Nut, Stem | 304 SS |
| 113904-14 | Nameplate | 304 SS |
USR Ordering Info
| Quantity | Symbol | Description | Weight (lbs) |
| 1 | 1 | Body | 0.56 |
| 1 | 2 | End Cap | 0.31 |
| 1 | 3 | Ball | 0.24 |
| 1 | 4 | Stem | 0.06 |
| 2 | 5 | Seat, Ring | 0.01 |
| 1 | 6 | Thrust Washer | 0.01 |
| 1 | 7 | Packing | 0.01 |
| 1 | 8 | Nut, Gland | 0.02 |
| 1 | 9 | Washer, Stem | 0.01 |
| 1 | 10 | Handle | 0.17 |
| 1 | 11 | Nut, Stem | 0.02 |
| 1 | 12 | Nameplate | 0.01 |
USR Dimensions
| Connection Size | Seat Material | Part Number | Model Number |
| 1" NPT x 1" NPT | TFE | 502846-02 | 1” USR-3636-TT |
| 2" NPT x 2" NPT | TFE | 502846-04 | 2” USR-3636-TT |
| 3" NPT x 3" NPT | TFE | 502846-06 | 3” USR-3636-TT |
| 1" NPT x 1" NPT | RTFE* | 097803-31 | 1” USR-3636-MT |
| 2" NPT x 2" NPT | RTFE* | 097803-22 | 2” USR-3636-MT |
| 3" NPT x 3" NPT | RTFE* | 097803-32 | 3” USR-3636-MT |
Ordering Info (515241)
| Model | Height | Length | Weight | Flats |
| 1" | 2.68 | 3.03 | 5.12 | 1.54 |
| 2" | 4.25 | 4.72 | 7.17 | 2.68 |
| 3" | 5.35 | 9.84 | 3.88 |
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