The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-021-8520, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Agco Corp Parts Opn. Government technical data includes 11 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-021-8520 |
| Primary Part Number | 0914029 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Agco Corp Parts Opn |
| Status | ACTIVE |
| Width Across Flats | 1.438 INCHES NOMINAL IN |
| Thread Series | UNF |
| Material Document and Classification | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.875 INCHES IN |
| Nut Height | 0.859 INCHES NOMINAL IN |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 14 |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED 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 |
|---|---|
| 0914029 | Agco Corp Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| 218520 | 3/9 Design control — primary reference General Motors Corp |
| 0914029-4 | 5/9 Secondary reference U.S. Government activity |
| 218520 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 914029 | 5/9 Secondary reference U.S. Government activity |
| BBHX1D | 5/9 Secondary reference CAGE 00000 |
NSN 5310-00-021-8520 is a Nut,plain,slotted,hexagon, manufactured by Agco Corp Parts Opn, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-021-8520 has 1 manufacturer part number on file: 0914029 (Agco Corp Parts Opn).
5 possible matches (shared part number, not a government interchangeability claim): 3120-00-084-3761, 5305-00-695-7205, 5985-01-119-8231. Verify interchangeability with system specifications before substitution.
Key specifications for 0914029: Width Across Flats: 1.438 INCHES NOMINAL IN; Thread Series: UNF; Material Document and Classification: QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 11 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.