The Stud,plain, cataloged under National Stock Number 5307-01-146-3191, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Aircraft Components and Fasteners Inc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-146-3191 |
| Primary Part Number | 4020052 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Aircraft Components and Fasteners Inc |
| Status | ACTIVE |
| Thread Length | 0.790 INCHES MINIMUM AND 0.870 INCHES MAXIMUM NUT THREAD IN |
| Thread Length | 0.810 INCHES MINIMUM AND 0.940 INCHES MAXIMUM STUD THREAD IN |
| Material Document and Classification | AMS 7481 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.375 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.375 INCHES NUT THREAD IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Thread Quantity Per Inch | 16 STUD THREAD |
| Material | STEEL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD |
| Thread Series Designator | UNS 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 |
|---|---|
| 4020052 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4020052 PRIMARY | Aircraft Components and Fasteners Inc (USA) |
| 4020052 PRIMARY | Thompson Aerospace, Llc Dba Thompson Aerospace Llc (USA) |
| Reference | Meaning |
|---|---|
| 5307PL0896676 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4020052 | 5/2 Secondary reference U.S. Government activity |
| 4020052 | 5/9 Secondary reference Pratt & Whitney Measurement Systems Inc. Dba Pratt & Whitney |
NSN 5307-01-146-3191 is a Stud,plain, manufactured by Aircraft Components and Fasteners Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-146-3191 has 3 manufacturer part numbers on file: 4020052 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4020052 (Aircraft Components and Fasteners Inc), 4020052 (Thompson Aerospace, Llc Dba Thompson Aerospace Llc).
Key specifications for 4020052: Thread Length: 0.790 INCHES MINIMUM AND 0.870 INCHES MAXIMUM NUT THREAD IN; Thread Length: 0.810 INCHES MINIMUM AND 0.940 INCHES MAXIMUM STUD THREAD IN; Material Document and Classification: AMS 7481 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 1.915 INCHES MINIMUM AND 1.935 INCHES MAXIMUM IN. 14 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.