The Bolt,close Tolerance, cataloged under National Stock Number 5306-00-834-8450, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-834-8450 |
| Primary Part Number | 238598 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems |
| Status | ACTIVE |
| Head Height | 0.219 INCHES NOMINAL IN |
| Fastener Length | 1.406 INCHES NOMINAL IN |
| Thread Length | 0.603 INCHES MINIMUM IN |
| Material Document and Classification | BW278M GRADE B FSCM 06853 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.803 INCHES NOMINAL IN |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Grip Diameter | 0.3125 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5306-00-834-8450 is a Bolt,close Tolerance, manufactured by Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-834-8450 has 3 manufacturer part numbers on file: 9M5181 (Caterpillar Inc Div Caterpillar Defense), 47977 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 238598 (Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-079-1992, 4820-01-304-2842. Verify interchangeability with system specifications before substitution.
Key specifications for 238598: Head Height: 0.219 INCHES NOMINAL IN; Fastener Length: 1.406 INCHES NOMINAL IN; Thread Length: 0.603 INCHES MINIMUM IN; Material Document and Classification: BW278M GRADE B FSCM 06853 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.