The Thrust Washer Alter, cataloged under National Stock Number 5310-01-598-9948, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-598-9948 |
| Primary Part Number | 269A1209-BSC |
| Item Name | Thrust Washer Alter |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | V |
| Part Number | Manufacturer |
|---|---|
| 269A1209-BSC PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 269A1209 | 5/9 Secondary reference Schweizer Aircraft Corp. |
| 269A1209 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 269A1209 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 269A1209 | 5/9 Secondary reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 5310-01-598-9948 is a Thrust Washer Alter, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-598-9948 has 1 manufacturer part number on file: 269A1209-BSC (Northrop Grumman Systems Corporation).
Key specifications for 269A1209-BSC: Part Name Assigned by Controlling Agency: WASHER, THRUST ALTERED; End Item Identification: MQ-8B VERTICAL TAKEOFF & LANDING UNMANNED AERIAL VEHICLE (VTUAV). 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.
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.