The Clamp Assembly,aircraft, cataloged under National Stock Number 4935-01-477-9999, is classified within Federal Supply Class 4935 (Guided Missile Maintenance, Repair, and Checkout Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4935-01-477-9999 |
| Primary Part Number | A55S25983-33 |
| Item Name | Clamp Assembly,aircraft |
| FSC / FSG | 4935 / 49 — Guided Missile Maintenance, Repair, and Checkout Specialized Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| A55S25983-33 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A55S25983-33 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
NSN 4935-01-477-9999 is a Clamp Assembly,aircraft, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4935, Guided Missile Maintenance, Repair, and Checkout Specialized Equipment. Status: active.
NSN 4935-01-477-9999 has 1 manufacturer part number on file: A55S25983-33 (Northrop Grumman Systems Corporation).
Key specifications for A55S25983-33: Criticality Code Justification: AGAV; Special Features: DWG NAME: HOLD DOWN ASSY. NHA: 014367118 TEST SET,ELECTRICAL.; Part Name Assigned by Controlling Agency: CLAMP ASSEMBLY,AIRC; End Item Identification: F-14 FIGHTER AIRCRAFT. 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.