The Valve,gate, cataloged under National Stock Number 4820-01-187-1950, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-187-1950 |
| Primary Part Number | P1-NB2502-5 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | RECESSED |
| Maximum Operating Temp and Media for Which Designed | 150.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Operating Pressure and Type | 250.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Valve Size | 5.000 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Bolt Hole Quantity | 6 |
| Flange Diameter | 9.062 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 7.500 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY SEAT |
| Material | NICKEL ALLOY DISK |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| P1-NB2502-5 | Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al (CAN) |
| P1-NB2502-5 | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| P1-NB2502-5 | 3/9 Design control — primary reference Pima Valve, Llc |
| 803-2177917-5M0 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| NN-P624D-16 | D/9 Drawing number reference only Pima Valve, Llc |
| P1-NB2502 | D/9 Drawing number reference only Pima Valve, Llc |
| 803-2177917-5MOD | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-187-1950 is a Valve,gate, manufactured by Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-187-1950 has 2 manufacturer part numbers on file: P1-NB2502-5 (Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al), P1-NB2502-5 (Hunt Valve Company, Inc.).
Key specifications for P1-NB2502-5: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: RECESSED; Maximum Operating Temp and Media for Which Designed: 150.0 FAHRENHEIT WATER-OIL-GAS DEGF. 18 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.