The Cap,relief Valve, cataloged under National Stock Number 2995-00-977-8285, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2995-00-977-8285 |
| Item Name | Cap,relief Valve |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Status | ACTIVE |
| General Characteristics Item Description | O/A DIA 1.250 IN.;O/A LG 1.746 IN.;FLANGE DIA 1.418 IN.,FLATTED ON 2 SIDES;INTERNAL THD 1 1/8-12 UNF;THD CL 2B IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 693004 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2995-00-977-8285 is a Cap,relief Valve, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
Key specifications for 2995-00-977-8285: General Characteristics Item Description: O/A DIA 1.250 IN.;O/A LG 1.746 IN.;FLANGE DIA 1.418 IN.,FLATTED ON 2 SIDES;INTERNAL THD 1 1/8-12 UNF;THD CL 2B IN; End Item Identification: VALVE ASSY,RELIEF P/N 693000A,693000 U/O CARTRIDGE PNEUMATIC STARTER P/N 700966.701175,701175C;U/O C-135B,B-52 A. 1 specification is 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.