The Bolt,shear, cataloged under National Stock Number 5306-01-291-0687, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 22 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through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-291-0687 |
| Primary Part Number | 120978L7-20 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.257 INCHES NOMINAL IN |
| Fastener Length | 1.918 INCHES MINIMUM AND 1.948 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.658 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN |
| Hardness Rating | 50.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.437 INCHES IN |
| Head Style | SPLINE DRIVE SHEAR HEAD |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.711 INCHES MINIMUM AND 0.717 INCHES MAXIMUM IN |
| Grip Diameter | 0.435 INCHES MINIMUM AND 0.4367 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 260000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 216000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP H11 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 |
|---|---|
| 120978L7-20 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| AIC596L7-20 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VCG0009L7-20 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| H411L7-20 PRIMARY | Huck International, Inc (USA) |
| PBF7521L7-20 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 5306PL1498876 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| VS3133L7-20 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| C7521L7-20 | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| C7521L7-20 | 7/2 Vendor item drawing reference U.S. Government activity |
| C7521L7-20 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 5306PL1721109 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| H411L7-20 | 5/9 Secondary reference U.S. Government activity |
| VCG009L7-20 | 5/9 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| C7521L7-20 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| C7521L7-20 | 5/9 Secondary reference U.S. Government activity |
| 120978L7-20 | 3/2 Design control — primary reference U.S. Government activity |
| VS3133L7-20 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-291-0687 is a Bolt,shear, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-291-0687 has 5 manufacturer part numbers on file: 120978L7-20 (Sps Technologies, Llc Dba PB Fasteners), AIC596L7-20 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VCG0009L7-20 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), H411L7-20 (Huck International, Inc), PBF7521L7-20 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for 120978L7-20: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.257 INCHES NOMINAL IN. 22 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.