The Stud,shouldered, cataloged under National Stock Number 5307-01-132-3449, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-132-3449 |
| Primary Part Number | HL146-6-1-4 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Nut End Shank Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Thread Length | 0.304 INCHES MINIMUM AND 0.346 INCHES MAXIMUM STUD THREAD IN |
| Thread Length | 0.310 INCHES MINIMUM AND 0.340 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.190 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.190 INCHES STUD THREAD IN |
| Shoulder Diameter | 0.357 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Stud End Shank Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Nut End Shank Length | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Stud End Shank Length | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Material | TITANIUM ALLOY UNS R56400 |
| Shoulder Length | 0.064 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD |
| 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 |
|---|---|
| HL146-6-1-4 PRIMARY | Hi-Shear Corporation (USA) |
| HL146-6-1-4 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| AIC-L-146-3-1-4 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M917-3-1-4 PRIMARY | The Boeing Company Div Defense (USA) |
| HL146-6-1-4 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 11807-3-1-4 | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| HL146-6-1-4 | 5/9 Secondary reference U.S. Government activity |
| HL146-6-1-4 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| HL146-6-1-4 | 3/2 Design control — primary reference U.S. Government activity |
| 10116406 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5307-01-132-3449 is a Stud,shouldered, manufactured by Hi-Shear Corporation, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-132-3449 has 6 manufacturer part numbers on file: HL146-6-1-4 (Hi-Shear Corporation), HL146-6-1-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), AIC-L-146-3-1-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 3M917-3-1-4 (The Boeing Company Div Defense), HL146-6-1-4 (Sps Technologies, Llc Dba PB Fasteners) and 1 more.
Key specifications for HL146-6-1-4: Nut End Shank Diameter: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Thread Length: 0.304 INCHES MINIMUM AND 0.346 INCHES MAXIMUM STUD THREAD IN; Thread Length: 0.310 INCHES MINIMUM AND 0.340 INCHES MAXIMUM NUT THREAD IN; Style Designator: SHOULDERED. 21 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.