The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-266-9358, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-266-9358 |
| Primary Part Number | STSBG001A12U030 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Head Height | 0.400 INCHES NOMINAL IN |
| Fastener Length | 2.934 INCHES NOMINAL IN |
| Thread Length | 1.059 INCHES NOMINAL IN |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Features Provided | CETYL ALCOHOL LUBRICANT |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.875 INCHES NOMINAL IN |
| Width Between Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| Grip Diameter | 0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND NICKEL AND CHROMATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP H11 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| STSBG001A12U030 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 68485-12A030 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 11701A12U030 | Reid Products Inc. Dba Reid Products Inc (USA) |
| PBF1042A12U030 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| STSBG001A12U030 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| VAL23602-12D030 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| Reference | Meaning |
|---|---|
| BM3210-12A030 | 5/9 Secondary reference U.S. Government activity |
| STSBG001A12U030 | 3/2 Design control — primary reference U.S. Government activity |
| BM3210-12A030 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5306-01-266-9358 is a Bolt,close Tolerance, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-266-9358 has 6 manufacturer part numbers on file: STSBG001A12U030 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 68485-12A030 (Sps Technologies, Llc Dba PB Fasteners), 11701A12U030 (Reid Products Inc. Dba Reid Products Inc), PBF1042A12U030 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), STSBG001A12U030 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries) and 1 more.
Key specifications for STSBG001A12U030: Head Height: 0.400 INCHES NOMINAL IN; Fastener Length: 2.934 INCHES NOMINAL IN; Thread Length: 1.059 INCHES NOMINAL IN; Material Document and Classification: AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE 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.