The Retainer,seat,valve, cataloged under National Stock Number 4820-01-466-5873, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bae Systems Land & Armaments L.p.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-466-5873 |
| Primary Part Number | 32K-0038 |
| Item Name | Retainer,seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| Material Document and Classification | ASTM B-285,GR/5 ASSN STD SINGLE MATERIAL RESPONSE |
| Valve Size for Which Designed | 0.3125 INCHES IN |
| Valve Design Control Activity | 44114 |
| 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 |
|---|---|
| 32K-0038 PRIMARY | Bae Systems Land & Armaments L.p. (USA) |
| 32K-0050 FIND 49 | Bae Systems Land & Armaments L.p. (USA) |
| Reference | Meaning |
|---|---|
| 32K-0050 | D/9 Drawing number reference only Bae Systems Land & Armaments L.p. |
NSN 4820-01-466-5873 is a Retainer,seat,valve, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-466-5873 has 2 manufacturer part numbers on file: 32K-0038 (Bae Systems Land & Armaments L.p.), 32K-0050 FIND 49 (Bae Systems Land & Armaments L.p.).
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-466-5914, 2825-01-466-8105, 3040-01-466-8112. Verify interchangeability with system specifications before substitution.
Key specifications for 32K-0038: Material Document and Classification: ASTM B-285,GR/5 ASSN STD SINGLE MATERIAL RESPONSE; Valve Size for Which Designed: 0.3125 INCHES IN; Special Features: W/S SEAWOLF CLASS SSN; Valve Design Control Activity: 44114. 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.