The Disk,valve, cataloged under National Stock Number 4810-01-418-4613, 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 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-418-4613 |
| Primary Part Number | NB25025-0400-SMC04 PART 3 |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Pima Valve, Llc |
| Status | ACTIVE |
| Taper Minor Diameter | 1.484 INCHES NOMINAL IN |
| Style Designator | SOLID WEDGE |
| Material Document and Classification | ASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE |
| Taper Major Diameter | 2.340 INCHES NOMINAL IN |
| Seat Angle | 10.0 DEGREES NOMINAL |
| Taper Length | 4.812 INCHES NOMINAL IN |
| Media for Which Designed | WATER OR OIL |
| Material | COPPER ALLOY 922 |
| 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 |
|---|---|
| NB25025-0400-SMC04 PART 3 PRIMARY | Pima Valve, Llc (USA) |
| NB25025-0000-SMC04 PART 3 4IN PRIMARY | Pima Valve, Llc (USA) |
| Reference | Meaning |
|---|---|
| 803-2177917-04-03 | 5/9 Secondary reference U.S. Government activity |
| 2177917 | D/9 Drawing number reference only U.S. Government activity |
| 803-2177917-04-25 | 5/2 Secondary reference U.S. Government activity |
NSN 4810-01-418-4613 is a Disk,valve, manufactured by Pima Valve, Llc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-418-4613 has 2 manufacturer part numbers on file: NB25025-0400-SMC04 PART 3 (Pima Valve, Llc), NB25025-0000-SMC04 PART 3 4IN (Pima Valve, Llc).
Key specifications for NB25025-0400-SMC04 PART 3: Taper Minor Diameter: 1.484 INCHES NOMINAL IN; Style Designator: SOLID WEDGE; Material Document and Classification: ASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE; Taper Major Diameter: 2.340 INCHES NOMINAL IN. 8 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.