The Bolt,u, cataloged under National Stock Number 5306-01-645-8438, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hendrickson Trailer Suspension Systems. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-645-8438 |
| Primary Part Number | S-21140 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Hendrickson Trailer Suspension Systems |
| Status | ACTIVE |
| Thread Series Designator | UNF |
| Nominal Thread Diameter | 0.875 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5306-01-645-8438 is a Bolt,u, manufactured by Hendrickson Trailer Suspension Systems, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-01-645-8438 has 2 cross-referenced part numbers: 121671 (Haulmark Trailers (australia) Pty Ltd), S-21140 (Hendrickson Trailer Suspension Systems).
There are 4 known substitutes for 5306-01-645-8438: 3110-00-516-5413, 3110-00-679-6786, 5945-00-733-3407 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for S-21140: Part Name Assigned by Controlling Agency: KIT, U-BOLT, AXLE; Thread Series Designator: UNF; Special Features: KIT CONSISTS OF NUT 2; WASHER 2, AND U-BOLT 1; Nominal Thread Diameter: 0.875 INCHES IN. 4 total characteristics are documented in the Federal Logistics Information System.