The Valve Flapper,pump, cataloged under National Stock Number 4320-01-365-0137, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-365-0137 |
| Primary Part Number | 5009278 |
| Item Name | Valve Flapper,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5009278 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 5009278 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4320-01-365-0137 is a Valve Flapper,pump, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-365-0137 has 1 manufacturer part number on file: 5009278 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 5009278: Special Features: PACER SPECIAL. 0 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.
NSN 4320-01-365-0137 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.