The Bolt,shoulder, cataloged under National Stock Number 5306-01-048-9742, 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 18 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-048-9742 |
| Primary Part Number | AIC4356N3D1320 |
| 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 | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| Fastener Length | 1.633 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN |
| Shoulder Length | 1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.245 INCHES MINIMUM AND 0.246 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.323 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| C4356N3D1320 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| C4356N3D1320 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| C4356N3D1320 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| PBF4356N3D1320 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| AIC4356N3D1320 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| 5306PL1496811 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| AIC356ND1320 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 5306PL1804971 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| C4356N3D1320 | 5/2 Secondary reference U.S. Government activity |
| C4356 | D/9 Drawing number reference only U.S. Government activity |
| AIC356N3D1320 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
NSN 5306-01-048-9742 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 5306-01-048-9742 has 5 manufacturer part numbers on file: C4356N3D1320 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), C4356N3D1320 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), C4356N3D1320 (Sps Technologies, Llc Dba PB Fasteners), PBF4356N3D1320 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), AIC4356N3D1320 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for AIC4356N3D1320: Head Height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN; Fastener Length: 1.633 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN; Shoulder Length: 1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 18 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.