The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-265-3356, 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 19 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-265-3356 |
| Primary Part Number | VAL23029-6D34 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| Fastener Length | 2.625 INCHES MINIMUM AND 2.672 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.490 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.500 INCHES MINIMUM AND 2.557 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 |
|---|---|
| VAL23029-6D34 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| PBF1253-6D34 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| MB61-6D34 | Hi-Shear Corporation (USA) |
| S11-1060-6D34 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| 11825-6D34 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M453-6D34 | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| AIC753-6D34 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 109453-6D34 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| MB61-6D34 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| VS3204-6D34 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| S353-6D34 | 5/9 Secondary reference U.S. Government activity |
| ST3M453-6D34 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| BM17019-6D34 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| VS3204-6D34 | 5/9 Secondary reference U.S. Government activity |
| ST3M453-6D34 | 5/9 Secondary reference Mecair Aerospace Industries,subsidiary of Spstechnologiesdiv Division of Sps Technologiesdba Mecair Inc. Div Division of Sps Technologies |
| ST3M453-6D34 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| ST3M453-6D34 | 5/9 Secondary reference Kenaloy Products Inc Sub Masco Corp |
| MA453-6D34 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| BM17019-6D34 | 3/9 Design control — primary reference U.S. Government activity |
| KS3020-6D34 | 5/9 Secondary reference Kenaloy Products Inc Sub Masco Corp |
| ST3M453-6D34 | 5/2 Secondary reference U.S. Government activity |
| S353-6D34 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5306-01-265-3356 is a Bolt,close Tolerance, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-265-3356 has 9 manufacturer part numbers on file: VAL23029-6D34 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), PBF1253-6D34 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), MB61-6D34 (Hi-Shear Corporation), S11-1060-6D34 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), 11825-6D34 (Reid Products Inc. Dba Reid Products Inc) and 4 more.
Key specifications for VAL23029-6D34: Head Height: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN; Fastener Length: 2.625 INCHES MINIMUM AND 2.672 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.490 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN. 19 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.