The Washer,flat, cataloged under National Stock Number 5310-01-591-6624, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eagle Components, Inc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Bae Systems Information & Electronic Systems Integration Inc. (CAGE 19397); Eagle Components, Inc (CAGE 06VU4); Anixter Inc. Dba Anixter (CAGE 0EER9) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-591-6624 |
| Primary Part Number | 2157 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eagle Components, Inc |
| 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 |
|---|---|
| L140015-21 | Bae Systems Information & Electronic Systems Integration Inc. (USA) |
| 2157 PRIMARY | Eagle Components, Inc (USA) |
| L140015-21 | Anixter Inc. Dba Anixter (USA) |
| Reference | Meaning |
|---|---|
| L140015 | D/9 Drawing number reference only Bae Systems Advanced Technologies Inc Dba Bae Systems at |
NSN 5310-01-591-6624 is a Washer,flat, manufactured by Eagle Components, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-591-6624 has 3 manufacturer part numbers on file: L140015-21 (Bae Systems Information & Electronic Systems Integration Inc.), 2157 (Eagle Components, Inc), L140015-21 (Anixter Inc. Dba Anixter).
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.