The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-702-3894, 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 13 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-702-3894 |
| Primary Part Number | ST3M747-5H17 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Head Height | 0.187 INCHES NOMINAL IN |
| Fastener Length | 1.513 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN |
| Thread Length | 0.467 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | SPLINE DRIVE SHEAR HEAD |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.062 INCHES NOMINAL IN |
| Head Minor Diameter | 0.514 INCHES MINIMUM AND 0.521 INCHES MAXIMUM IN |
| Grip Diameter | 0.311 INCHES MINIMUM AND 0.312 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 |
|---|---|
| VCG0002-5H17 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| ST3M747-5H17 PRIMARY | The Boeing Company Div Defense (USA) |
| MB155-5H17 | Hi-Shear Corporation (USA) |
| 122896-5H17 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| AIC688-5H17 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| PBF1266-5H17 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 122896-5H17 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-702-3894 is a Bolt,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-702-3894 has 6 manufacturer part numbers on file: VCG0002-5H17 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), ST3M747-5H17 (The Boeing Company Div Defense), MB155-5H17 (Hi-Shear Corporation), 122896-5H17 (Sps Technologies, Llc Dba PB Fasteners), AIC688-5H17 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 1 more.
Key specifications for ST3M747-5H17: Head Height: 0.187 INCHES NOMINAL IN; Fastener Length: 1.513 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN; Thread Length: 0.467 INCHES NOMINAL IN; Nominal Thread Diameter: 0.312 INCHES IN. 13 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.