The Bolt,shoulder, cataloged under National Stock Number 5306-00-476-1478, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-476-1478 |
| Primary Part Number | 380238-1 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Shoulder Length | 1.410 INCHES NOMINAL FIRST SHOULDER IN |
| Material Document and Classification | MIL-S-5000 COND C MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Thread Quantity Per Inch | 20 |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Thread Series Designator | UNF |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Class | 3A A |
| Shoulder Diameter | 0.7492 INCHES MINIMUM AND 0.7498 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Direction | RIGHT-HAND |
| Head Diameter | 1.125 INCHES NOMINAL IN |
| Thread Length | 0.400 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN |
| Material | STEEL COMP E4340 OR STEEL COMP 4340 OVERALL |
| Fastener Length | 1.990 INCHES NOMINAL IN |
| Width Between Flats | 1.000 INCHES NOMINAL IN |
| Head Style | ROUND W/WRENCH FLATS |
| Head Height | 0.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5306-00-476-1478 is a Bolt,shoulder, manufactured by Lockheed Martin Corp, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-476-1478 has 4 cross-referenced part numbers: 380238 (A and M Aerospace, Inc.), 380238-1 (Lockheed Martin Corp), 380238 (Beta Corp), 380238-1 (A and M Aerospace, Inc.).
There are 5 known substitutes for 5306-00-476-1478: 6140-00-057-2554, 2920-00-466-1952, 5310-00-709-2543 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 380238-1: Shoulder Length: 1.410 INCHES NOMINAL FIRST SHOULDER IN; Material Document and Classification: MIL-S-5000 COND C MIL SPEC ALL MATERIAL RESPONSES OVERALL; Thread Quantity Per Inch: 20; Shoulder Shape: ROUND FIRST SHOULDER. 16 total characteristics are documented in the Federal Logistics Information System.