The Bolt,close Tolerance, cataloged under National Stock Number 5306-00-286-0294, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Valley-Todeco, Inc. Dba Arconic Fastening Systems. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 12 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-286-0294 |
| Primary Part Number | VAL23029-4D15 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN |
| Fastener Length | 1.319 INCHES MINIMUM AND 1.366 INCHES MAXIMUM IN |
| Thread Length | 0.371 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Grip Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.202 INCHES MINIMUM AND 1.259 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 |
|---|---|
| VAL23029-4D15 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| ST3M453-4D15 | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| FIT7047-4D15 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| PBF1253-4D15 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| AIC753-4D15 | Meg Technologies, Inc. Dba Meg Technologies Inc (USA) |
| 11825-4D15 | Reid Products Inc. Dba Reid Products Inc (USA) |
| 109453-4D15 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| S11-1060-4D15 PRIMARY | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BM17019-4D15 | Huck International, Inc (USA) |
| MB61-4D15 PRIMARY | Hi-Shear Corporation (USA) |
| VS3204-4D15 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HP5453-4D15 | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| AIC753-4D15 | 3/9 Design control — primary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| BM17019-4D15 | 5/9 Secondary reference U.S. Government activity |
| MB61-4D15 | 5/9 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| VS3204-4D15 | 5/9 Secondary reference U.S. Government activity |
| ST3M453-4D15 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 109453-4D15 | 5/9 Secondary reference U.S. Government activity |
| S353-4D15 | 5/9 Secondary reference U.S. Government activity |
| S353-4D15 | 5/9 Secondary reference Huck International, Inc |
NSN 5306-00-286-0294 is a Bolt,close Tolerance, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-286-0294 has 12 manufacturer part numbers on file: VAL23029-4D15 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), ST3M453-4D15 (M.s. Aerospace Inc. Dba Ms Aerospace Inc), FIT7047-4D15 (Fastener Innovation Technology, Inc. Dba F I T), PBF1253-4D15 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), AIC753-4D15 (Meg Technologies, Inc. Dba Meg Technologies Inc) and 7 more.
Key specifications for VAL23029-4D15: Head Height: 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN; Fastener Length: 1.319 INCHES MINIMUM AND 1.366 INCHES MAXIMUM IN; Thread Length: 0.371 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Shank Unthreaded Hole Diameter: 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE 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.