The Washer,flat, cataloged under National Stock Number 5310-01-269-8712, 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 Defense. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-269-8712 |
| Primary Part Number | 74D111355-2017 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Overall Diameter | 0.800 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 416 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.469 INCHES NOMINAL IN |
| Thickness | 0.125 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 |
|---|---|
| 74D111355-2017 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| PL74D111355 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 5310-01-269-8712 is a Washer,flat, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-269-8712 has 1 manufacturer part number on file: 74D111355-2017 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-269-8713. Verify interchangeability with system specifications before substitution.
Key specifications for 74D111355-2017: Overall Diameter: 0.800 INCHES NOMINAL IN; Material Document and Classification: AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 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.