The Bolt,shear, cataloged under National Stock Number 5306-00-819-4664, 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 25 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-819-4664 |
| Primary Part Number | BACB30MT4T16 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Federal Manufacturing Corp |
| Status | ACTIVE |
| Extended Washer Thickness | 0.042 INCHES NOMINAL IN |
| Head Height | 0.254 INCHES NOMINAL IN |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 56878-EWB22 MANUFACTURERS STANDARD |
| Grip Length | 1.000 INCHES NOMINAL IN |
| Width Between Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Grip Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP H11 OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.037 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 |
|---|---|
| BACB30MT4T16 PRIMARY | Federal Manufacturing Corp (USA) |
| AIC220E4-16 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30MT4T16 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| EWB22-4-16 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30MT4T16 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| GB511H4-16 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| BACB30MT4T16 | 7/2 Vendor item drawing reference U.S. Government activity |
| HIPSIEWB22-4-16 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BACB30CW4-16 | 5/9 Secondary reference U.S. Government activity |
| BM5522-4-16 | 5/9 Secondary reference U.S. Government activity |
| VS2003F4-16 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| BACB30MT4T16 | 5/2 Secondary reference U.S. Government activity |
| VS2003F4-16 | 5/9 Secondary reference U.S. Government activity |
| EWB22-4-16 | 5/9 Secondary reference U.S. Government activity |
| BM5522-4-16 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5306-00-819-4664 is a Bolt,shear, manufactured by Federal Manufacturing Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-819-4664 has 5 manufacturer part numbers on file: BACB30MT4T16 (Federal Manufacturing Corp), AIC220E4-16 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30MT4T16 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), EWB22-4-16 (Sps Technologies, Llc Dba PB Fasteners), BACB30MT4T16 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for BACB30MT4T16: Extended Washer Thickness: 0.042 INCHES NOMINAL IN; Head Height: 0.254 INCHES NOMINAL IN; Fastener Length: 1.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 25 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.