The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-090-9610, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Valley-Todeco, Inc. Dba Arconic Fastening Systems. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-090-9610 |
| Primary Part Number | STSBG001A07D025 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Head Height | 0.247 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN |
| Fastener Length | 2.041 INCHES MINIMUM AND 2.088 INCHES MAXIMUM IN |
| Thread Length | 0.469 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.096 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM IN |
| Width Between Flats | 0.678 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN |
| Grip Diameter | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 156000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP H11 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.906 INCHES MINIMUM AND 1.958 INCHES MAXIMUM FIRST HOLE IN |
| 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 |
|---|---|
| STSBG001A07D025 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| STSBG001A07D025 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| STSBG001A07D025 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| STSBG001A07D025 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| STSBG001A07D025 | 5/2 Secondary reference U.S. Government activity |
| STSBG001A07D025 | 3/2 Design control — primary reference U.S. Government activity |
| LS5993-7D25 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-090-9610 is a Bolt,close Tolerance, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-090-9610 has 4 manufacturer part numbers on file: STSBG001A07D025 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), STSBG001A07D025 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), STSBG001A07D025 (Sps Technologies, Llc Dba PB Fasteners), STSBG001A07D025 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for STSBG001A07D025: Surface Finish: 32.0 MICROINCHES GRIP; Head Height: 0.247 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN; Fastener Length: 2.041 INCHES MINIMUM AND 2.088 INCHES MAXIMUM IN; Thread Length: 0.469 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN. 18 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.