The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-033-4860, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 16 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 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 | 5310-00-033-4860 |
| Primary Part Number | 215770 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Width Across Flats | 1.243 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| Hole Configuration Style | CONFIGURATION B |
| Material Document and Classification | AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.875 INCHES IN |
| Nut Height | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.065 INCHES NOMINAL IN |
| Countersink Angle | 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM NUT |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 410 OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Hole Type and Quantity | 2 DRILLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-033-4860 is a Nut,plain,hexagon, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-033-4860 has 2 manufacturer part numbers on file: 215770 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 215770 (Precision Speed Manufacturing, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5365-00-350-4235. Verify interchangeability with system specifications before substitution.
Key specifications for 215770: Width Across Flats: 1.243 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN; Thread Series: UNF; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM; Hole Configuration Style: CONFIGURATION B. 16 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.