The Bolt,machine, cataloged under National Stock Number 5306-01-651-7530, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-651-7530 |
| Primary Part Number | 91999 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Head Height | 0.58 INCHES NOMINAL IN |
| Fastener Length | 5.0 INCHES NOMINAL IN |
| Thread Length | 1.0 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.852 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.83 INCHES NOMINAL IN |
| Surface Treatment | ZINC FASTENER |
| Thread Class | COURSE |
| Thread Quantity Per Inch | 9 |
| Material | STEEL FASTENER |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 91999 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
| 36.5MET30.5545-4376 PRIMARY | Antennas for Communications, Ocala, Fl, Inc. Dba Antennas for Communications Ocala Fl Inc (USA) |
NSN 5306-01-651-7530 is a Bolt,machine, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-651-7530 has 2 manufacturer part numbers on file: 91999 (Fastenal Company Dba Fastenal Co), 36.5MET30.5545-4376 (Antennas for Communications, Ocala, Fl, Inc. Dba Antennas for Communications Ocala Fl Inc).
Key specifications for 91999: Head Height: 0.58 INCHES NOMINAL IN; Fastener Length: 5.0 INCHES NOMINAL IN; Thread Length: 1.0 INCHES NOMINAL IN; Nominal Thread Diameter: 0.852 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.