The Washer,flat, cataloged under National Stock Number 5310-00-113-8407, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Mission Systems, Inc.. Government technical data includes 10 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 | 5310-00-113-8407 |
| Primary Part Number | SMC617837-2 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Dynamics Mission Systems, Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 302 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN |
| Thickness | 0.040 INCHES MINIMUM AND 0.050 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 |
|---|---|
| SMC617837-2 PRIMARY | General Dynamics Mission Systems, Inc. (USA) |
NSN 5310-00-113-8407 is a Washer,flat, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-113-8407 has 1 manufacturer part number on file: SMC617837-2 (General Dynamics Mission Systems, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-101-3374. Verify interchangeability with system specifications before substitution.
Key specifications for SMC617837-2: Surface Treatment Document and Classification: MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 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.