The Washer,saddle, cataloged under National Stock Number 5310-01-203-6344, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Washer,saddle |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Rotair Aerospace Corp (CAGE 54878); Preci-Manufacturing, Incorporated (CAGE 66841); Adk Machine Inc (CAGE 0TFG3); Stevens Manufacturing Co., Inc. (CAGE 8F781); A.w. Mack Manufacturing Co., Inc. (CAGE 32448) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-203-6344 |
| Primary Part Number | 65311-03001-101 |
| Item Name | Washer,saddle |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 65311-03001-101 | Rotair Aerospace Corp (USA) |
| 65311-03001-101 | Preci-Manufacturing, Incorporated (USA) |
| 65311-03001-101 | Adk Machine Inc (USA) |
| 65311-03001-101 | Stevens Manufacturing Co., Inc. (USA) |
| 65311-03001-101 | A.w. Mack Manufacturing Co., Inc. (USA) |
| 65311-03001-101 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5310-01-203-6344 is a Washer,saddle, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-203-6344 has 6 manufacturer part numbers on file: 65311-03001-101 (Rotair Aerospace Corp), 65311-03001-101 (Preci-Manufacturing, Incorporated), 65311-03001-101 (Adk Machine Inc), 65311-03001-101 (Stevens Manufacturing Co., Inc.), 65311-03001-101 (A.w. Mack Manufacturing Co., Inc.) and 1 more.
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.