The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-912-6795, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Billet Industries Inc Dba Billet Industries Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-912-6795 |
| Primary Part Number | A89909-23 |
| Item Name | Nut,plain,castellated,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Billet Industries Inc Dba Billet Industries Inc |
| Status | ACTIVE |
| Width Across Flats | 3.750 INCHES NOMINAL IN |
| Thread Series | UNS |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Thread Pitch Diameters | +2.3563 TO 2.3643 INCHES IN |
| Material Document and Classification | MPR-1 GR MP FSCM 8002 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.438 INCHES IN |
| Nut Height | 2.188 INCHES NOMINAL IN |
| Nut Style | CASTELLATED, HEXAGON |
| Thread Quantity Per Inch | 8 |
| Material | STEEL COMP 4130 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 | S |
| Part Number | Manufacturer |
|---|---|
| A89909-23 | Billet Industries Inc Dba Billet Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| A89909-23 | 5/9 Secondary reference Doubleco Incorporated Dba R & D Fasteners |
| A89909-23 | 5/9 Secondary reference U.S. Government activity |
| A89909-23 | 5/9 Secondary reference Rsj Technologies, Llc |
| A89909-23 | 3/2 Design control — primary reference U.S. Government activity |
| A89909-23 | 5/9 Secondary reference Day Tool & Mfg. Inc. |
| A89909-23 | 5/9 Secondary reference D & R Machine Co., Llc |
| A89909-23 | 5/9 Secondary reference Small Parts Manufacturing Co., Inc. Dba Spm |
NSN 5310-00-912-6795 is a Nut,plain,castellated,hexagon, manufactured by Billet Industries Inc Dba Billet Industries Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-912-6795 has 1 manufacturer part number on file: A89909-23 (Billet Industries Inc Dba Billet Industries Inc).
Key specifications for A89909-23: Width Across Flats: 3.750 INCHES NOMINAL IN; Thread Series: UNS; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Thread Pitch Diameters: +2.3563 TO 2.3643 INCHES IN. 12 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.