The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-133-2192, 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 18 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-133-2192 |
| Primary Part Number | ST3M744-3D10 |
| 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 | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Fastener Length | 0.891 INCHES MINIMUM AND 0.911 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.256 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | SPLINE DRIVE SHEAR HEAD |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Width Between Flats | 0.383 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN |
| Grip Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.773 INCHES MINIMUM AND 0.803 INCHES MAXIMUM ALL HOLES 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 |
|---|---|
| ST3M744-3D10 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M744-3D10 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M744-3D10 | Heartland Precision Fasteners Inc (USA) |
| ST3M744-3D10 | Howmet Global Fastening Systems Inc (USA) |
| ST3M744-3D10 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| ST3M744-3D10 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| VS3174-3D10 | Howmet Global Fastening Systems Inc (USA) |
| GS1015-3D10 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| Reference | Meaning |
|---|---|
| S406-3D10 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| ST3M744-3D10 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| MB154-3D10 | 5/9 Secondary reference Hi-Shear Corporation |
| ST3M744-3D10 | 5/2 Secondary reference U.S. Government activity |
| S406-3D10 | 5/9 Secondary reference U.S. Government activity |
| PBF1265-3D10 | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| AIC687-3D10 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| VS3174-3D10 | 5/9 Secondary reference U.S. Government activity |
| ST3M744-3D10 | 5/9 Secondary reference Sps Technologies Inc |
| 122895-3D10 | 5/9 Secondary reference U.S. Government activity |
| VCG0001-3D10 | 5/9 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| 10115913 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5306-01-133-2192 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 5306-01-133-2192 has 8 manufacturer part numbers on file: ST3M744-3D10 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), ST3M744-3D10 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M744-3D10 (Heartland Precision Fasteners Inc), ST3M744-3D10 (Howmet Global Fastening Systems Inc), ST3M744-3D10 (Fastener Innovation Technology, Inc. Dba F I T) and 3 more.
Key specifications for ST3M744-3D10: Head Height: 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN; Fastener Length: 0.891 INCHES MINIMUM AND 0.911 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.256 INCHES MINIMUM AND 0.296 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.