The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-441-5800, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-441-5800 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS6280 ASSN STD 1ST MATERIAL RESPONSE OR AMS6312 ASSN STD 2ND MATERIAL RESPONSE OR AMS6322 ASSN STD 3RD MATERIAL RESPONSE OR AMS6330 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 0.216 INCHES IN |
| Nut Height | 0.224 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| Surface Treatment | TIN OVERALL |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 8630 OR STEEL COMP 4640 OR STEEL COMP 8740 OR STEEL COMP 3135 OVERALL |
| Bearing Surface Type | 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 |
| Reference | Meaning |
|---|---|
| 76287 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-441-5800 is a Nut,plain,slotted,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5330-00-927-5582, 5330-01-518-0910. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-441-5800: Width Across Flats: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN; Thread Series: UNF; Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM; Material Document and Classification: AMS6280 ASSN STD 1ST MATERIAL RESPONSE OR AMS6312 ASSN STD 2ND MATERIAL RESPONSE OR AMS6322 ASSN STD 3RD MATERIAL RESPONSE OR AMS6330 ASSN STD 4TH MATERIAL RESPONSE OVERALL. 13 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.