The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-121-8268, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brp Us Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-121-8268 |
| Primary Part Number | 306320 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Brp Us Inc |
| Status | ACTIVE |
| Width Across Flats | 0.495 INCHES NOMINAL IN |
| Bearing Surface Type | CHAMFERED |
| Nominal Thread Size | 0.312 INCHES IN |
| Thread Series | UNF |
| Thread Quantity Per Inch | 24 |
| Nut Height | 0.256 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-121-8268 is a Nut,plain,hexagon, manufactured by Brp Us Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-121-8268 has 2 cross-referenced part numbers: 306320 (Outboard Marine Corp Johnson Motors Div), 306320 (Brp Us Inc).
There are 2 known substitutes for 5310-00-121-8268: 5962-00-474-3469, 4130-01-487-0808. Verify interchangeability with system specifications before substitution.
Key specifications for 306320: Width Across Flats: 0.495 INCHES NOMINAL IN; Bearing Surface Type: CHAMFERED; Nominal Thread Size: 0.312 INCHES IN; Thread Series: UNF. 10 total characteristics are documented in the Federal Logistics Information System.