The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-332-3185, 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 18 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-332-3185 |
| Primary Part Number | VAL23611-6DS031 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.210 INCHES NOMINAL IN |
| Fastener Length | 2.338 INCHES NOMINAL IN |
| Thread Length | 0.400 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL FIRST HOLE IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Features Provided | CETYL ALCOHOL LUBRICANT |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.938 INCHES NOMINAL IN |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE AND NICKEL AND CADMIUM OVERALL |
| Minimum Tensile Strength | 132000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP H11 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.205 INCHES NOMINAL 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 |
|---|---|
| PBF1041A6F031 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 11797A06D031 | Reid Products Inc. Dba Reid Products Inc (USA) |
| AIC2263A06D031 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VAL23611-6DS031 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 68484-6-031 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| VS2978A06D031 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| BM3200-6A031D | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| STSBG000A06D031 | 7/2 Vendor item drawing reference U.S. Government activity |
| VS2978A06D031 | 5/9 Secondary reference U.S. Government activity |
| BM3200-6A031D | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-332-3185 is a Bolt,close Tolerance, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-332-3185 has 5 manufacturer part numbers on file: PBF1041A6F031 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 11797A06D031 (Reid Products Inc. Dba Reid Products Inc), AIC2263A06D031 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VAL23611-6DS031 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 68484-6-031 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for VAL23611-6DS031: Head Height: 0.210 INCHES NOMINAL IN; Fastener Length: 2.338 INCHES NOMINAL IN; Thread Length: 0.400 INCHES NOMINAL IN; Shank Unthreaded Hole Diameter: 0.106 INCHES NOMINAL FIRST HOLE 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.