The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-027-1995, 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 10 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-027-1995 |
| Primary Part Number | VAL23033-3-9 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Extended Washer Thickness | 0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Head Height | 0.265 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN |
| Fastener Length | 0.946 INCHES MINIMUM AND 0.976 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN |
| Thread Length | 0.337 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.562 INCHES NOMINAL IN |
| Width Between Flats | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Grip Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| 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 |
|---|---|
| MB84-3-9 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| VAL23033-3-9 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| AIC752-3-9 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| S11-1059-3-9 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| ST3M571-3-9 PRIMARY | The Boeing Company Div Defense (USA) |
| MB84-3-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M571-3-9 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| VS3060-3-9 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| MB84-3-9 PRIMARY | Hi-Shear Corporation (USA) |
| MB84-3-9 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| 74328-3-9 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BM3326-3-9 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| S371-3-9 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 74328-3-9 | 3/2 Design control — primary reference U.S. Government activity |
| VS3060-3-9 | 5/9 Secondary reference U.S. Government activity |
| BM3326-3-9 | 5/9 Secondary reference U.S. Government activity |
| S371-3-9 | 5/9 Secondary reference U.S. Government activity |
| VS3060-3-9 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
NSN 5306-01-027-1995 is a Bolt,close Tolerance, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-027-1995 has 10 manufacturer part numbers on file: MB84-3-9 (Fairchild Fasteners Europe - Vsd Gmbh), VAL23033-3-9 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), AIC752-3-9 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), S11-1059-3-9 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), ST3M571-3-9 (The Boeing Company Div Defense) and 5 more.
Key specifications for VAL23033-3-9: Extended Washer Thickness: 0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN; Head Height: 0.265 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN; Fastener Length: 0.946 INCHES MINIMUM AND 0.976 INCHES MAXIMUM IN; Extended Washer Diameter: 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM 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.