The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-165-5593, 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 Div PB Fasteners. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-165-5593 |
| Primary Part Number | PBF1265-6D17 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Head Height | 0.210 INCHES NOMINAL IN |
| Fastener Length | 1.443 INCHES MINIMUM AND 1.463 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.371 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | SPLINE DRIVE SHEAR HEAD |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.578 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN |
| Grip Diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.325 INCHES MINIMUM AND 1.355 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 |
|---|---|
| PBF1265-6D17 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| MB154-6D17 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| AIC687-6D17 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VCG0001-6D17 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| MB154-6D17 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| 122895-6D17 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M744-6D17 | 5/2 Secondary reference U.S. Government activity |
| S406-6D17 | 5/9 Secondary reference U.S. Government activity |
| S406-6D17 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| VS3174-6D17 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| VS3174-6D17 | 5/9 Secondary reference U.S. Government activity |
| ST3M744-6D17 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 5306-01-165-5593 is a Bolt,close Tolerance, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-165-5593 has 5 manufacturer part numbers on file: PBF1265-6D17 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), MB154-6D17 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), AIC687-6D17 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VCG0001-6D17 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), MB154-6D17 (Hi-Shear Corporation).
Key specifications for PBF1265-6D17: Head Height: 0.210 INCHES NOMINAL IN; Fastener Length: 1.443 INCHES MINIMUM AND 1.463 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.371 INCHES MINIMUM AND 0.411 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.