The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-659-7864, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-659-7864 |
| Primary Part Number | AEN19M08B000WC5M51 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Width Across Flats | 12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM MM |
| Thread Series | M |
| Thread Pitch in Millimeters | 1.25 |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 8.0 MILLIMETERS MM |
| Nut Height | 3.7 MILLIMETERS MINIMUM AND 4.0 MILLIMETERS MAXIMUM MM |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED OR FLAT OR WASHER FACED |
| 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 |
|---|---|
| 12602556-004 | Oshkosh Defense Llc (USA) |
| 12602556-004 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| AEN19M08B000WC5M51 PRIMARY | The American Society of Mechanical Engineers (USA) |
| Reference | Meaning |
|---|---|
| 12602556 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5310-01-659-7864 is a Nut,plain,hexagon, manufactured by The American Society of Mechanical Engineers, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-659-7864 has 3 manufacturer part numbers on file: 12602556-004 (Oshkosh Defense Llc), 12602556-004 (U S Army Tank Automotive Command Amsta-Im-Mm), AEN19M08B000WC5M51 (The American Society of Mechanical Engineers).
Key specifications for AEN19M08B000WC5M51: Width Across Flats: 12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM MM; Thread Series: M; Thread Pitch in Millimeters: 1.25; Thread Direction: RIGHT-HAND. 10 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.