The Bolt,machine, cataloged under National Stock Number 5306-01-213-5352, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-213-5352 |
| Primary Part Number | 271568 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Head Height | 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN |
| Fastener Length | 3.500 INCHES NOMINAL IN |
| Thread Length | 1.500 INCHES NOMINAL IN |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE GRADE 5 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.000 INCHES NOMINAL IN |
| Width Between Flats | 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OR STEEL COMP 1524 OR STEEL COMP 1527 OR STEEL COMP 1536 OR STEEL COMP 1541 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 |
| Part Number | Manufacturer |
|---|---|
| 271568 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
NSN 5306-01-213-5352 is a Bolt,machine, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-213-5352 has 1 manufacturer part number on file: 271568 (Rolls-Royce Solutions America Inc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-714-6086. Verify interchangeability with system specifications before substitution.
Key specifications for 271568: Head Height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN; Fastener Length: 3.500 INCHES NOMINAL IN; Thread Length: 1.500 INCHES NOMINAL IN; Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL. 16 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.