The Seat,valve, cataloged under National Stock Number 4820-00-966-9106, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-966-9106 |
| Primary Part Number | 5116361 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Body Outside Diameter | 1.161 INCHES NOMINAL IN |
| Hardness Rating | 42.0 ROCKWELL C MINIMUM BODY |
| Hardness Rating | 52.0 ROCKWELL C MAXIMUM FACE |
| Style Designator | PLAIN |
| Body Inside Diameter | 0.910 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Seat Angle in Deg | 1.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| 5116361 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| QPL11276 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2815009669106 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| PC5116361 | 5/9 Secondary reference Power Components (deutschland) Gmbh |
| MILE11276 | 4/1 Identification reference U.S. Government activity |
| 5116361 | 5/9 Secondary reference General Motors Corp |
NSN 4820-00-966-9106 is a Seat,valve, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-966-9106 has 1 manufacturer part number on file: 5116361 (Rolls-Royce Solutions America Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-069-8276, 2815-01-199-7910. Verify interchangeability with system specifications before substitution.
Key specifications for 5116361: Overall Height: 0.222 INCHES NOMINAL IN; Body Outside Diameter: 1.161 INCHES NOMINAL IN; Hardness Rating: 42.0 ROCKWELL C MINIMUM BODY; Hardness Rating: 52.0 ROCKWELL C MAXIMUM FACE. 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.