The Washer,finishing, cataloged under National Stock Number 5310-01-164-1146, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International. Government technical data includes 8 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 | 5310-01-164-1146 |
| Primary Part Number | 4047649 |
| Item Name | Washer,finishing |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541,CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A |
| Material Document and Classification | QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.550 INCHES NOMINAL IN |
| Recess Diameter | 0.201 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Hole Diameter | 0.385 INCHES NOMINAL IN |
| Recess Angle | 100.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 4047649 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
NSN 5310-01-164-1146 is a Washer,finishing, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-164-1146 has 1 manufacturer part number on file: 4047649 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 4047649: Overall Height: 0.135 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541,CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A; Material Document and Classification: QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.550 INCHES NOMINAL IN. 8 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.