The Washer,flat, cataloged under National Stock Number 5310-01-658-9901, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-658-9901 |
| Primary Part Number | 3836243008 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Overall Diameter | 29.480 MILLIMETERS MINIMUM AND 30.000 MILLIMETERS MAXIMUM MM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 17.000 MILLIMETERS MINIMUM AND 17.270 MILLIMETERS MAXIMUM MM |
| Thickness | 2.700 MILLIMETERS MINIMUM AND 3.300 MILLIMETERS MAXIMUM 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 |
|---|---|
| 12600619-008 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 3836243008 PRIMARY | Oshkosh Defense Llc (USA) |
NSN 5310-01-658-9901 is a Washer,flat, manufactured by Oshkosh Defense Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-658-9901 has 2 manufacturer part numbers on file: 12600619-008 (U S Army Tank Automotive Command Amsta-Im-Mm), 3836243008 (Oshkosh Defense Llc).
Key specifications for 3836243008: Overall Diameter: 29.480 MILLIMETERS MINIMUM AND 30.000 MILLIMETERS MAXIMUM MM; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; End Item Identification: 01-652-5246; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV). 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.