The Bolt,machine, cataloged under National Stock Number 5306-01-140-8262, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Federal Manufacturing Corp. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-140-8262 |
| Primary Part Number | BACB30MT6T18X |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Federal Manufacturing Corp |
| Status | ACTIVE |
| Extended Washer Thickness | 0.091 INCHES NOMINAL0.091 INCHES NOMINAL IN |
| Head Height | 0.297 INCHES NOMINAL0.297 INCHES NOMINAL IN |
| Fastener Length | 1.018 INCHES NOMINAL1.018 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.644 INCHES NOMINAL0.644 INCHES NOMINAL IN |
| Thread Length | 0.643 INCHES NOMINAL0.643 INCHES NOMINAL IN |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL49.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLEDOUBLE HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Width Between Flats | 0.507 INCHES NOMINAL0.507 INCHES NOMINAL IN |
| Surface Treatment | NICKEL OR NICKEL OR CADMIUM OVERALLCADMIUM OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH220000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL COMP H11 OVERALL |
| Hole Quantity | 44 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLEDDRILLED |
| Hole Diameter | 0.055 INCHES NOMINAL0.055 INCHES NOMINAL 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 |
|---|---|
| BACB30MT6T18X | Federal Manufacturing Corp (USA) |
| BACB30MT6T18X | Howmet Global Fastening Systems Inc (USA) |
| BACB30MT6T18X | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30MT6T18X | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30MT6T18X | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30MT6T18X | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACB30MT6T18X | 3/2 Design control — primary reference U.S. Government activity |
| BACB30MT6T18X | 5/9 Secondary reference Voi-Shan/chatsworth Div of Vsi Corp Sub of Fairchild Industries Inc |
NSN 5306-01-140-8262 is a Bolt,machine, manufactured by Federal Manufacturing Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-140-8262 has 6 manufacturer part numbers on file: BACB30MT6T18X (Federal Manufacturing Corp), BACB30MT6T18X (Howmet Global Fastening Systems Inc), BACB30MT6T18X (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30MT6T18X (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30MT6T18X (Sps Technologies, Llc Dba PB Fasteners) and 1 more.
Key specifications for BACB30MT6T18X: Extended Washer Thickness: 0.091 INCHES NOMINAL0.091 INCHES NOMINAL IN; Head Height: 0.297 INCHES NOMINAL0.297 INCHES NOMINAL IN; Fastener Length: 1.018 INCHES NOMINAL1.018 INCHES NOMINAL IN; Extended Washer Diameter: 0.644 INCHES NOMINAL0.644 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.