The Washer,flat, cataloged under National Stock Number 5310-01-281-4782, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 9 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 | 5310-01-281-4782 |
| Primary Part Number | 13288389 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Outside Left Corner Chamfer Angle | 0.500 DEGREES NOMINAL |
| Overall Diameter | 24.000 MILLIMETERS NOMINAL MM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Right Corner Chamfer Angle | 0.500 DEGREES NOMINAL |
| Peripheral Shape Style | ROUND |
| Test Data Document | 18876-13288389 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Material | STEEL COMP XM-13 OVERALL |
| Center Hole Shape Style | ROUND |
| Thickness | 3.000 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 13288389 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5310-01-281-4782 is a Washer,flat, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-281-4782 has 1 manufacturer part number on file: 13288389 (Us Army Aviation and Missile Command).
Key specifications for 13288389: Outside Left Corner Chamfer Angle: 0.500 DEGREES NOMINAL; Overall Diameter: 24.000 MILLIMETERS NOMINAL MM; Cross-Sectional Shape Style: RECTANGULAR; Outside Right Corner Chamfer Angle: 0.500 DEGREES NOMINAL. 9 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.