The Bolt,machine, cataloged under National Stock Number 5306-01-251-3440, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Long-Lok, Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-251-3440 |
| Primary Part Number | LP4-4AM |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Long-Lok, Llc |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Material Document and Classification | POLYCAP NYLON,CAGE 03038 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Material | PLASTIC OVERALL |
| Head Height | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Features Provided | FINISHED HEAD |
| Thread Length | 0.438 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Thread Series Designator | UNF |
| Grip Length | 0.047 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN |
| Fastener Length | 0.516 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 28 |
| Acquisition Status | ACTIVE |
| Successor | 5306-00-150-9105 (7376018) |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5306PL0809476 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| LP4-4AM PRIMARY | Long-Lok, Llc (USA) |
| AN4-4A | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 5306-01-251-3440 is a Bolt,machine, manufactured by Long-Lok, Llc, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-01-251-3440 has 3 cross-referenced part numbers: 5306PL0809476 (Jednolity Indeks Materialowy - Uniform Material Index), LP4-4AM (Long-Lok, Llc), AN4-4A (Aeronautical Standards Group Dept of Navy and Air Force).
There is 1 known substitute for 5306-01-251-3440: 5306-00-150-9105. Verify interchangeability with system specifications before substitution.
Key specifications for LP4-4AM: Nominal Thread Diameter: 0.250 INCHES IN; Head Style: DISHED HEXAGON; Thread Direction: RIGHT-HAND; Special Features: CROSS RECESS DRIVE IN HEAD; COLOR GREEN. 15 total characteristics are documented in the Federal Logistics Information System.