The Washer,lock, cataloged under National Stock Number 5310-01-567-5023, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northern Lights Inc. Government technical data includes 2 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-567-5023 |
| Primary Part Number | 15-00202 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northern Lights Inc |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Hole Diameter | 0.312 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 |
|---|---|
| 15-00202 PRIMARY | Northern Lights Inc (USA) |
NSN 5310-01-567-5023 is a Washer,lock, manufactured by Northern Lights Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-567-5023 has 1 manufacturer part number on file: 15-00202 (Northern Lights Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-579-3547. Verify interchangeability with system specifications before substitution.
Key specifications for 15-00202: Style Designator: SPLIT HELICAL-RIGHT HAND; Special Features: USED ON ALTERNATOR FRAME; Part Name Assigned by Controlling Agency: LOCK WASHER, HELICAL 5/16; End Item Identification: LUGGER PROPULSION ENGINE L844D. 2 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.