The Bolt,shear, cataloged under National Stock Number 5306-00-945-2523, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fairchild Fasteners Europe - Vsd Gmbh. Government technical data includes 19 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-945-2523 |
| Primary Part Number | VS2106-8-20 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fairchild Fasteners Europe - Vsd Gmbh |
| Status | ACTIVE |
| Head Height | 0.281 INCHES NOMINAL IN |
| Fastener Length | 1.811 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-8837 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.561 INCHES MINIMUM IN |
| Hardness Rating | 51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS 6485 ASSN STD 1ST MATERIAL RESPONSE OR SPS-M-107 FSCM 56878 MFR REF 2ND MATERIAL RESPONSE OVERALL |
| Single Shear Strength | ERR-060 |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.250 INCHES NOMINAL IN |
| Width Between Flats | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Grip Diameter | 0.4982 INCHES MINIMUM AND 0.4991 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 260000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP H11 OR STEEL 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 |
|---|---|
| VS2106-8-20 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| AIC516C-8-20 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| AIC260-8A20 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| GB511C-8-20 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| GB511C-8-20 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| VS2106-8-20 | 5/2 Secondary reference U.S. Government activity |
| GB511C8-20 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| EWSB26-8A20 | 3/2 Design control — primary reference U.S. Government activity |
| BM55156-8-20A | 5/9 Secondary reference U.S. Government activity |
| EWSB26-8A20 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BM55156-8-20A | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5306-00-945-2523 is a Bolt,shear, manufactured by Fairchild Fasteners Europe - Vsd Gmbh, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-945-2523 has 5 manufacturer part numbers on file: VS2106-8-20 (Fairchild Fasteners Europe - Vsd Gmbh), AIC516C-8-20 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), AIC260-8A20 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), GB511C-8-20 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), GB511C-8-20 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for VS2106-8-20: Head Height: 0.281 INCHES NOMINAL IN; Fastener Length: 1.811 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-8837 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.561 INCHES MINIMUM IN. 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.