The Washer,lock, cataloged under National Stock Number 5310-01-194-9225, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 6 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 | 5310-01-194-9225 |
| Primary Part Number | L3300112-003 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Surface Treatment Document and Classification | LA0/09-019,FSCM 43999 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 6523 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.300 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.4375 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM 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 |
|---|---|
| L3300112-003 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5310-01-194-9225 is a Washer,lock, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-194-9225 has 1 manufacturer part number on file: L3300112-003 (The Boeing Company Div Legacy Am&m).
Key specifications for L3300112-003: Overall Height: 0.145 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN; Surface Treatment Document and Classification: LA0/09-019,FSCM 43999 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: AMS 6523 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.300 INCHES NOMINAL IN. 6 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.