The Bolt,machine, cataloged under National Stock Number 5306-01-481-9806, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-481-9806 |
| Primary Part Number | SA639AS10749-3 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Extended Washer Thickness | 0.060 INCHES NOMINAL IN |
| Head Height | 0.625 INCHES NOMINAL IN |
| Fastener Length | 2.730 INCHES MINIMUM AND 2.790 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-46010,TYPE III MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| Thread Length | 1.760 INCHES NOMINAL IN |
| Material Document and Classification | SAE-AMS-S-5000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.725 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Surface Treatment | LUBRICANT OVERALL |
| Thread Class | 2G G |
| Thread Quantity Per Inch | 10 |
| Material | STEEL COMP E4340 OVERALL |
| Thread Series Designator | ACME |
| 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 |
|---|---|
| SA639AS10749-3 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 639AS10749-3 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5306-01-481-9806 is a Bolt,machine, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-481-9806 has 1 manufacturer part number on file: SA639AS10749-3 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for SA639AS10749-3: Extended Washer Thickness: 0.060 INCHES NOMINAL IN; Head Height: 0.625 INCHES NOMINAL IN; Fastener Length: 2.730 INCHES MINIMUM AND 2.790 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-46010,TYPE III MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.