The Washer,shouldered, cataloged under National Stock Number 5310-01-437-5532, 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 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-437-5532 |
| Primary Part Number | 2715-34393-PH257 |
| 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 |
| Shoulder Height | 0.093 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | L-P-513 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Shoulder Diameter | 0.343 INCHES NOMINAL IN |
| Material | PAPER OVERALL |
| Hole Diameter | 0.257 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 |
|---|---|
| 2715-34393-PH257 PRIMARY | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| Reference | Meaning |
|---|---|
| 2715-34393-PH257 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
| SC5310-0085-1 | 7/9 Vendor item drawing reference Drs Icas, Llc |
NSN 5310-01-437-5532 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 5310-01-437-5532 has 1 manufacturer part number on file: 2715-34393-PH257 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware).
Key specifications for 2715-34393-PH257: Overall Height: 0.156 INCHES NOMINAL IN; Shoulder Height: 0.093 INCHES NOMINAL IN; Style Designator: SHOULDERED; Material Document and Classification: L-P-513 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 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.