The Stud,locked in, cataloged under National Stock Number 5307-01-019-2107, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-019-2107 |
| Primary Part Number | R9W1530-133 |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance From Serrated Portion to Nut End | 1.047 INCHES MINIMUM AND 1.077 INCHES MAXIMUM IN |
| Thread Length | 0.570 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.850 INCHES MINIMUM AND 0.993 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | LOCKED IN |
| Material Document and Classification | AMS 5640 ASSN STD ALL MATERIAL RESPONSES |
| Distance From Serrated Portion to End of Stud Thread | 0.240 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.438 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.500 INCHES STUD THREAD IN |
| Distance From Serrated Portion to Stud End | 0.810 INCHES NOMINAL IN |
| Locking Feature | KEY INSERTS |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 13 STUD THREAD |
| Thread Quantity Per Inch | 14 NUT THREAD |
| Material | STEEL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
|---|---|
| R9W1530-133 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5307PL0725357 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5307-01-019-2107 is a Stud,locked in, manufactured by Falls Filtration Technologies, Inc., classified under FSC 5307, Studs. Status: active.
NSN 5307-01-019-2107 has 1 manufacturer part number on file: R9W1530-133 (Falls Filtration Technologies, Inc.).
Key specifications for R9W1530-133: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance From Serrated Portion to Nut End: 1.047 INCHES MINIMUM AND 1.077 INCHES MAXIMUM IN; Thread Length: 0.570 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.850 INCHES MINIMUM AND 0.993 INCHES MAXIMUM NUT THREAD IN. 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.