The Housing,anti-Suffocation Valve, cataloged under National Stock Number 1680-01-040-4271, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Mission Systems Orchard Park Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-040-4271 |
| Primary Part Number | F5169257-1 |
| Item Name | Housing,anti-Suffocation Valve |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Mission Systems Orchard Park Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL 304,COND A TYPE 1,0.906 IN. O/A LG,0.705 IN. O/A OD,0.650 IN. O/A ID,1 HOLE 0.076 IN. O/A DIA IN |
| 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 |
|---|---|
| F5169257-1 PRIMARY | Mission Systems Orchard Park Inc (USA) |
| Reference | Meaning |
|---|---|
| F5169257-1 | 5/9 Secondary reference Ingersoll-Rand Company Dba Ingersoll-Rand |
NSN 1680-01-040-4271 is a Housing,anti-Suffocation Valve, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-040-4271 has 1 manufacturer part number on file: F5169257-1 (Mission Systems Orchard Park Inc).
Key specifications for F5169257-1: General Characteristics Item Description: STAINLESS STEEL 304,COND A TYPE 1,0.906 IN. O/A LG,0.705 IN. O/A OD,0.650 IN. O/A ID,1 HOLE 0.076 IN. O/A DIA IN; End Item Identification: ACFT F-5E/F EJECTION SEAT DISCONNECT. 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.