The Bolt,machine, cataloged under National Stock Number 5306-01-436-3787, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-436-3787 |
| Primary Part Number | 1741AS671-1 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Head Height | 1.375 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN |
| Fastener Length | 10.500 INCHES NOMINAL IN |
| Thread Length | 4.500 INCHES MINIMUM IN |
| Material Document and Classification | ASTMA354, GRADE BD IRRIDITED ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 2.000 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.990 INCHES MINIMUM AND 3.000 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 4.5 |
| Material | STEEL UNS K04100 OVERALL |
| 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 |
|---|---|
| 1741AS671-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5306-01-436-3787 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 5306-01-436-3787 has 1 manufacturer part number on file: 1741AS671-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1741AS671-1: Head Height: 1.375 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN; Fastener Length: 10.500 INCHES NOMINAL IN; Thread Length: 4.500 INCHES MINIMUM IN; Material Document and Classification: ASTMA354, GRADE BD IRRIDITED ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.