The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-246-9800, 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 17 specifications, cited from the U.S. Government catalog. The record lists 15 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-246-9800 |
| Primary Part Number | ST3M747-5-9 |
| 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 | 1.013 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.467 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | SPLINE DRIVE SHEAR HEAD |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Width Between Flats | 0.514 INCHES MINIMUM AND 0.521 INCHES MAXIMUM IN |
| Grip Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.114 INCHES MINIMUM AND 0.124 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 |
|---|---|
| ST3M747-5-9 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| PBF 1266-5-9 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M747-5-9 | Houston Precision Fasteners I Lp (USA) |
| MB155-5-9 | Hi-Shear Corporation (USA) |
| 122896-5-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| GS1031-5-9 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| SLB254-5-9 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| VCG0002-5-9 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| MB155-5-9 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| VS3191-5-9 | Howmet Global Fastening Systems Inc (USA) |
| S397-5-9 | Huck International, Inc (USA) |
| ST3M747-5-9 PRIMARY | The Boeing Company Div Defense (USA) |
| ST3M747-5-9 | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| AIC688-5-9 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HP7747-5-9 | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| 10116174 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| VS3191-5-9 | 5/9 Secondary reference U.S. Government activity |
| 122896-5-9 | 5/2 Secondary reference U.S. Government activity |
| S397-5-9 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-246-9800 is a Bolt,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-246-9800 has 15 manufacturer part numbers on file: ST3M747-5-9 (Fastener Innovation Technology, Inc. Dba F I T), PBF 1266-5-9 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), ST3M747-5-9 (Houston Precision Fasteners I Lp), MB155-5-9 (Hi-Shear Corporation), 122896-5-9 (Sps Technologies, Llc Dba PB Fasteners) and 10 more.
Key specifications for ST3M747-5-9: Head Height: 0.187 INCHES NOMINAL IN; Fastener Length: 1.013 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.467 INCHES NOMINAL IN. 17 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.