The Bolt,machine, cataloged under National Stock Number 5306-01-324-8852, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries. Government technical data includes 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-324-8852 |
| Primary Part Number | BACB30US18-40 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries |
| Status | ACTIVE |
| Extended Washer Thickness | 0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN |
| Head Height | 0.925 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN |
| Fastener Length | 4.168 INCHES MINIMUM AND 4.198 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 1.865 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| Thread Length | 1.683 INCHES NOMINAL IN |
| Material Document and Classification | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.125 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN |
| Width Between Flats | 1.235 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Material | NICKEL ALLOY 718 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 |
|---|---|
| BACB30US18-40 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30US18-40 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30US18-40 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30US18-40 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30US18-40 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30US18-40 | Federal Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| BACB30US18-40 | 5/2 Secondary reference U.S. Government activity |
| BACB30US18-40 | 5/9 Secondary reference U.S. Government activity |
| BACB30US18-40 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| BACB30US18-40 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-324-8852 is a Bolt,machine, manufactured by Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-324-8852 has 6 manufacturer part numbers on file: BACB30US18-40 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), BACB30US18-40 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30US18-40 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30US18-40 (Sps Technologies, Llc Dba PB Fasteners), BACB30US18-40 (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 1 more.
Key specifications for BACB30US18-40: Extended Washer Thickness: 0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN; Head Height: 0.925 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN; Fastener Length: 4.168 INCHES MINIMUM AND 4.198 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.