The Stud,positive Lock, cataloged under National Stock Number 5325-01-221-9984, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-221-9984 |
| Item Name | Stud,positive Lock |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Positive Lock Stud Shank Style | STUD SHANK |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| End Overall Length | 0.280 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| Stud Shank Overall Height | 0.980 INCHES NOMINAL IN |
| Head Diameter | 0.225 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 85945200-1 | 3/2 Design control — primary reference U.S. Government activity |
| 85945200-01 | 5/9 Secondary reference General Dynamics Information Systems Inc. Dba General Dynamics Advanced Information Systems |
| 85945200-1 | 5/9 Secondary reference Bob, Inc. |
NSN 5325-01-221-9984 is a Stud,positive Lock, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-221-9984: Positive Lock Stud Shank Style: STUD SHANK; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; End Overall Length: 0.280 INCHES NOMINAL IN. 8 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.