The Bolt,machine, cataloged under National Stock Number 5306-00-426-2870, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-426-2870 |
| Primary Part Number | L1558 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Width Between Flats | 0.750 INCHES NOMINAL IN |
| Head Height | 0.375 INCHES NOMINAL IN |
| Fastener Length | 3.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Material | STEEL OVERALL |
| Minimum Yield Strength | 145000 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNF |
| Thread Quantity Per Inch | 20 |
| Thread Class | 2A A |
| Hardness Rating | 30.0 ROCKWELL C MAXIMUM OVERALL |
| Head Style | HEXAGON |
| Features Provided | FINISHED HEAD |
| Thread Length | 1.000 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| L1558 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5306-00-426-2870 is a Bolt,machine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-426-2870 has 1 cross-referenced part number: L1558 (Caterpillar Inc Div Caterpillar Defense).
There is 1 known substitute for 5306-00-426-2870: 6240-00-067-7526. Verify interchangeability with system specifications before substitution.
Key specifications for L1558: Width Between Flats: 0.750 INCHES NOMINAL IN; Head Height: 0.375 INCHES NOMINAL IN; Fastener Length: 3.250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.500 INCHES IN. 14 total characteristics are documented in the Federal Logistics Information System.