The Washer,lock, cataloged under National Stock Number 5310-01-139-2072, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Technipower Llc Dba Unipower. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-139-2072 |
| Primary Part Number | 8040-1400 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Technipower Llc Dba Unipower |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Outside Diameter | 0.202 INCHES NOMINAL IN |
| Material Thickness | 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN |
| Material | STEEL COMP 302 OVERALL |
| Hole Diameter | 0.132 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 |
|---|---|
| 8040-1400 PRIMARY | Technipower Llc Dba Unipower (USA) |
NSN 5310-01-139-2072 is a Washer,lock, manufactured by Technipower Llc Dba Unipower, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-139-2072 has 1 manufacturer part number on file: 8040-1400 (Technipower Llc Dba Unipower).
Key specifications for 8040-1400: Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 0.202 INCHES NOMINAL IN; Material Thickness: 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN; Material: STEEL COMP 302 OVERALL. 5 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.