The Stud,shouldered, cataloged under National Stock Number 5307-00-999-9682, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-999-9682 |
| Primary Part Number | C2851-6-5-5 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE II,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Style Designator | SHOULDERED |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.190 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Shoulder Diameter | 0.297 INCHES MINIMUM AND 0.302 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 32 LOCATION NOT OTHERWISE SPECIFIED |
| Shoulder Length | 0.045 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) STUD 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 |
|---|---|
| C2851-6-5-5 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| C2851-6-5-5 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| C2851-6-5-5 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5307-00-999-9682 is a Stud,shouldered, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-999-9682 has 2 manufacturer part numbers on file: C2851-6-5-5 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), C2851-6-5-5 (Hi-Shear Corporation).
Key specifications for C2851-6-5-5: Surface Treatment Document and Classification: QQ-P-416,TYPE II,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN; Style Designator: SHOULDERED; Overall Length: 0.923 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN. 11 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.