The Stem,fluid Valve, cataloged under National Stock Number 4810-01-418-3553, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Pima Valve, Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4810-01-418-3553 |
| Primary Part Number | NB25025-0000-SMC04 PART 5 4IN |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Pima Valve, Llc |
| Status | ACTIVE |
| Valve Type for Which Designed | GATE |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Size for Which Designed | 4.000 INCHES IN |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| NB25025-0000-SMC04 PART 5 4IN PRIMARY | Pima Valve, Llc (USA) |
| NB25025-0400-SMC04 PART 5 PRIMARY | Pima Valve, Llc (USA) |
| Reference | Meaning |
|---|---|
| NB2505-0000-SMC | C/1 Advisory reference — outside the item-of-supply concept Pima Valve, Llc |
| 810-2177917-04-06 | 5/9 Secondary reference U.S. Government activity |
| 2177917 | D/9 Drawing number reference only U.S. Government activity |
| 1305-034 4IN IT 7 | C/1 Advisory reference — outside the item-of-supply concept Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 803-2177917-04-06 | 5/2 Secondary reference U.S. Government activity |
NSN 4810-01-418-3553 is a Stem,fluid Valve, manufactured by Pima Valve, Llc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-418-3553 has 2 manufacturer part numbers on file: NB25025-0000-SMC04 PART 5 4IN (Pima Valve, Llc), NB25025-0400-SMC04 PART 5 (Pima Valve, Llc).
Key specifications for NB25025-0000-SMC04 PART 5 4IN: Valve Type for Which Designed: GATE; Stem Actuating End Type: THREADED EXTERNALLY; Overall Length: 15.188 INCHES NOMINAL IN; Valve Size for Which Designed: 4.000 INCHES IN. 4 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.