The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-502-9500, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-502-9500 |
| Primary Part Number | ST3M747-3-13 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Head Height | 0.140 INCHES NOMINAL IN |
| Fastener Length | 1.127 INCHES MINIMUM AND 1.174 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.331 INCHES NOMINAL 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 | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN |
| Head Minor Diameter | 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 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP XM-13 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 |
|---|---|
| ST3M747-3-13 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M747-3-13 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| ST3M747-3-13 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M747-3-13 | Howmet Global Fastening Systems Inc (USA) |
| ST3M747-3-13 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| ST3M747-3-13 | Huck International, Inc (USA) |
| ST3M747-3-13 | Heartland Precision Fasteners Inc (USA) |
| ST3M747-3-13 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M747-3-13 PRIMARY | The Boeing Company Div Defense (USA) |
| ST3M747-3-13 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| ST3M747-3-13 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-502-9500 is a Bolt,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-502-9500 has 10 manufacturer part numbers on file: ST3M747-3-13 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), ST3M747-3-13 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), ST3M747-3-13 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M747-3-13 (Howmet Global Fastening Systems Inc), ST3M747-3-13 (Fastener Innovation Technology, Inc. Dba F I T) and 5 more.
Key specifications for ST3M747-3-13: Head Height: 0.140 INCHES NOMINAL IN; Fastener Length: 1.127 INCHES MINIMUM AND 1.174 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.331 INCHES NOMINAL IN. 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.