The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-157-1997, 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 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-157-1997 |
| Primary Part Number | MA217-21011 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.216 INCHES IN |
| Thread Quantity Per Inch | 24 |
| 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 |
|---|---|
| MA217-21011 PRIMARY | Am General Llc (USA) |
| 79006 PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| 79006 | 5/9 Secondary reference Prestolite Electric Inc |
NSN 5310-01-157-1997 is a Nut,plain,hexagon, manufactured by Am General Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-157-1997 has 2 manufacturer part numbers on file: MA217-21011 (Am General Llc), 79006 (Prestolite Electric Inc).
1 possible match (shared part number, not a government interchangeability claim): 2520-01-347-4189. Verify interchangeability with system specifications before substitution.
Key specifications for MA217-21011: Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.216 INCHES IN; Thread Quantity Per Inch: 24. 3 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.