The Valve Flapper,pump, cataloged under National Stock Number 4320-01-450-6966, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-450-6966 |
| Item Name | Valve Flapper,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 338-005-363 | 3/9 Design control — primary reference Warren Rupp-Houdaille Inc Sub of Houdaille Industries Inc |
| MODEL SA2-A ITEM 37 | 5/9 Secondary reference Warren Rupp-Houdaille Inc Sub of Houdaille Industries Inc |
NSN 4320-01-450-6966 is a Valve Flapper,pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-450-6966: Mounting Hole Quantity: 2; Special Features: MATERIAL VITON (FLUOREL) FLAP VALVE FOR OUTER CHAMBERS OF SANDPIPER MODEL SA2-A TYPE 5 AIR-POWERED DOUBLE DIAPHRAGM PUMP; Part Name Assigned by Controlling Agency: FLAP VALVE; End Item Identification: NAVY WEAPONS CODE JK, WASP CLASS LHD. 2 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.