The Bolt,close Tolerance, cataloged under National Stock Number 5306-00-321-9269, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 13 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-321-9269 |
| Primary Part Number | 109453-5-9 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Head Height | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Fastener Length | 1.013 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Thread Length | 0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 08524-B-17019 MANUFACTURERS STANDARD |
| Grip Length | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Grip Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 11825-5-9 | Reid Products Inc. Dba Reid Products Inc (USA) |
| VS3204-5-9 | Howmet Global Fastening Systems Inc (USA) |
| GS1016-5-9 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| HP5453-5-9 | Heartland Precision Fasteners Inc (USA) |
| FIT7047-5-9 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 109453-5-9 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| MB61-5-9 PRIMARY | Hi-Shear Corporation (USA) |
| ST3M453-5-9 PRIMARY | The Boeing Company Div Defense (USA) |
| 109453-5-9 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| MB61-5-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| VAL23029-5-9 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| PBF1253-5-9 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| S11-1060-5-9 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| Reference | Meaning |
|---|---|
| 109453-5-9 | 5/9 Secondary reference Sps Technologies Inc |
| 109453-5-9 | 5/2 Secondary reference U.S. Government activity |
| US3204-5-9 | 3/2 Design control — primary reference U.S. Government activity |
| BM17019-5-9 | 5/9 Secondary reference U.S. Government activity |
| BM17019-5-9 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5306-00-321-9269 is a Bolt,close Tolerance, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-321-9269 has 13 manufacturer part numbers on file: 11825-5-9 (Reid Products Inc. Dba Reid Products Inc), VS3204-5-9 (Howmet Global Fastening Systems Inc), GS1016-5-9 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), HP5453-5-9 (Heartland Precision Fasteners Inc), FIT7047-5-9 (Fastener Innovation Technology, Inc. Dba F I T) and 8 more.
Key specifications for 109453-5-9: Head Height: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN; Fastener Length: 1.013 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN; Thread Length: 0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.312 INCHES IN. 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.