The Washer,flat, cataloged under National Stock Number 5310-00-424-3278, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Chrysler Realty Company Llc Dba Daimler Chrysler. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-424-3278 |
| Primary Part Number | 1135578 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Chrysler Realty Company Llc Dba Daimler Chrysler |
| Status | ACTIVE |
| Overall Diameter | 0.688 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | CELLULOSE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.320 INCHES MINIMUM AND 0.325 INCHES MAXIMUM 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 |
|---|---|
| 1135578 PRIMARY | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| MAB31A PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| 856355 | 5/9 Secondary reference Clark Equipment Co |
| MAB31A | 5/9 Secondary reference Prestolite Electric Inc |
| 856355 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-424-3278 is a Washer,flat, manufactured by Chrysler Realty Company Llc Dba Daimler Chrysler, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-424-3278 has 2 manufacturer part numbers on file: 1135578 (Chrysler Realty Company Llc Dba Daimler Chrysler), MAB31A (Prestolite Electric Inc).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-307-9248. Verify interchangeability with system specifications before substitution.
Key specifications for 1135578: Overall Diameter: 0.688 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: CELLULOSE OVERALL. 7 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.