The Washer,flat, cataloged under National Stock Number 5310-01-147-8744, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Am General Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-147-8744 |
| Primary Part Number | 5740147 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Overall Diameter | 50.5 MILLIMETERS NOMINAL MM |
| Heat Treatment | OIL QUENCHED AND TEMPERED |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1050 OVERALL |
| Center Hole Shape Style | ROUND |
| Thickness | 9.6 MILLIMETERS MINIMUM AND 10.4 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 |
|---|---|
| 5740147 | Mac Motors, Inc (USA) |
| 5740147 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0864319 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 14022673 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 23504011 | 3/9 Design control — primary reference General Motors Llc Dba General Motors Llc |
| 23504011 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 5310-01-147-8744 is a Washer,flat, manufactured by Am General Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-147-8744 has 2 manufacturer part numbers on file: 5740147 (Mac Motors, Inc), 5740147 (Am General Llc).
Key specifications for 5740147: Overall Diameter: 50.5 MILLIMETERS NOMINAL MM; Heat Treatment: OIL QUENCHED AND TEMPERED; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.