The Bolt,machine, cataloged under National Stock Number 5306-01-329-0659, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Williams International Co., L.l.c.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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 | 5306-01-329-0659 |
| Primary Part Number | 37637 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 OVERALL |
| Locking Feature | PATCH THREADS |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Class | 3A A |
| Head Height | 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Head Style | HEXAGON COUNTERSUNK |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| Thread Length | 1.015 INCHES NOMINAL IN |
| Fastener Length | 1.450 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Material Document and Classification | 03-751,CAGE24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Width Between Flats | 0.309 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 37637 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 5306-01-329-0659 is a Bolt,machine, manufactured by Williams International Co., L.l.c., classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-01-329-0659 has 1 cross-referenced part number: 37637 (Williams International Co., L.l.c.).
There are 2 known substitutes for 5306-01-329-0659: 5950-00-387-2440, 5330-00-551-2236. Verify interchangeability with system specifications before substitution.
Key specifications for 37637: Thread Quantity Per Inch: 28; Material: IRON ALLOY 660 OVERALL; Special Features: COUNTERSUNK HEAD 0.480/0.531 IN. DIAMETER IN; Locking Feature: PATCH THREADS. 16 total characteristics are documented in the Federal Logistics Information System.