The Stud,self-Locking, cataloged under National Stock Number 5307-01-275-3428, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Penn Engineering & Manufacturing Corp. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-275-3428 |
| Primary Part Number | FHS-M5-10 |
| Item Name | Stud,self-Locking |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Penn Engineering & Manufacturing Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 TY4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.288 INCHES MINIMUM NUT THREAD IN |
| Style Designator | SELF-LOCKING |
| Material Document and Classification | ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 5.0 MILLIMETERS NUT THREAD MM |
| Locking Feature | SELF-CLINCHING HEAD |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 |
| Head Diameter | 0.240 INCHES MINIMUM AND 0.272 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 |
| Part Number | Manufacturer |
|---|---|
| FHS-M5-10 PRIMARY | Penn Engineering & Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| A3026902 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5307-01-275-3428 is a Stud,self-Locking, manufactured by Penn Engineering & Manufacturing Corp, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-275-3428 has 1 manufacturer part number on file: FHS-M5-10 (Penn Engineering & Manufacturing Corp).
Key specifications for FHS-M5-10: Surface Treatment Document and Classification: QQ-P-35 TY4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.288 INCHES MINIMUM NUT THREAD IN; Style Designator: SELF-LOCKING; Material Document and Classification: ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE. 10 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.