The Washer,recessed, cataloged under National Stock Number 5310-00-413-6344, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Astronautics Corporation of America. Government technical data includes 11 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-413-6344 |
| Primary Part Number | 113447 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES OUTER |
| Surface Finish | 32.0 MICROINCHES COUNTERBORE FACE |
| Surface Treatment Document and Classification | QQ-S-365,TY 2,GRADE B FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | RECESSED |
| Material Document and Classification | QQ-A-225/6,TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.384 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Recess Depth | 0.125 INCHES NOMINAL IN |
| Material Thickness | 0.067 INCHES NOMINAL IN |
| Surface Treatment | SILVER OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Hole Diameter | 0.135 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 |
|---|---|
| 113447 PRIMARY | Astronautics Corporation of America (USA) |
NSN 5310-00-413-6344 is a Washer,recessed, manufactured by Astronautics Corporation of America, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-413-6344 has 1 manufacturer part number on file: 113447 (Astronautics Corporation of America).
2 possible matches (shared part number, not a government interchangeability claim): 5895-00-908-4366, 5340-01-354-0847. Verify interchangeability with system specifications before substitution.
Key specifications for 113447: Surface Finish: 63.0 MICROINCHES OUTER; Surface Finish: 32.0 MICROINCHES COUNTERBORE FACE; Overall Height: 0.155 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-S-365,TY 2,GRADE B FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 11 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.