The Bolt,shoulder, cataloged under National Stock Number 5306-01-347-2000, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-347-2000 |
| Primary Part Number | AIC4356CR6-2176 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Head Height | 0.157 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN |
| Fastener Length | 2.541 INCHES MINIMUM AND 2.561 INCHES MAXIMUM IN |
| Shoulder Length | 2.166 INCHES MINIMUM AND 2.186 INCHES MAXIMUM ALL SHOULDERS IN |
| Shoulder Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM ALL SHOULDERS IN |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.313 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.497 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| 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 |
|---|---|
| AIC4356CR6-2176 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| SII 1058CR6-2176 PRIMARY | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| VCB0051C6-2-176 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| PBF4356CR6-2176 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 5306-001CR6-2176 | 5/9 Secondary reference Aidc/aerospace Industrial Development Corp. Dba Aidc |
| VS2986CR6-2176 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-347-2000 is a Bolt,shoulder, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-347-2000 has 4 manufacturer part numbers on file: AIC4356CR6-2176 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), SII 1058CR6-2176 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), VCB0051C6-2-176 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), PBF4356CR6-2176 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for AIC4356CR6-2176: Head Height: 0.157 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN; Fastener Length: 2.541 INCHES MINIMUM AND 2.561 INCHES MAXIMUM IN; Shoulder Length: 2.166 INCHES MINIMUM AND 2.186 INCHES MAXIMUM ALL SHOULDERS IN; Shoulder Diameter: 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM ALL SHOULDERS IN. 15 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.