The Washer,shouldered, cataloged under National Stock Number 5310-01-447-2803, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware. Government technical data includes 9 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-447-2803 |
| Primary Part Number | 2628-12225-PH093 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-V-173 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Height | 0.025 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | L-P-513, PAPER BASE FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.218 INCHES NOMINAL IN |
| Shoulder Diameter | 0.122 INCHES NOMINAL IN |
| Surface Treatment | VARNISH OVERALL |
| Material | PLASTIC PHENOLIC OVERALL |
| Hole Diameter | 0.093 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2628-12225-PH093 PRIMARY | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| Reference | Meaning |
|---|---|
| 2628-12225-PH093-30 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
NSN 5310-01-447-2803 is a Washer,shouldered, manufactured by Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-447-2803 has 1 manufacturer part number on file: 2628-12225-PH093 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware).
Key specifications for 2628-12225-PH093: Overall Height: 0.056 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-V-173 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.025 INCHES NOMINAL IN; Style Designator: SHOULDERED. 9 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.