The Stud,plain, cataloged under National Stock Number 5307-00-206-4023, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-206-4023 |
| Primary Part Number | QQ1 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Thread Length | 0.750 INCHES MINIMUM NUT THREAD IN |
| Thread Length | 0.500 INCHES MAXIMUM STUD THREAD IN |
| 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 | 5A STUD THREAD A |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Thread Quantity Per Inch | 24 STUD THREAD |
| Material | COPPER ALLOY 462 OR COPPER ALLOY 482 OR COPPER ALLOY 485 |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNF 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 |
|---|---|
| QQ1 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS4-1685PC13 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS4-1529PC13 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS6-1690PC11 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| Reference | Meaning |
|---|---|
| 5000S5800-470002PC11 | 3/2 Design control — primary reference U.S. Government activity |
| PC461S58-21PC13 | 3/2 Design control — primary reference U.S. Government activity |
| S5801-521164PC13 | 3/2 Design control — primary reference U.S. Government activity |
| PC461S5800-322018PC13 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-00-206-4023 is a Stud,plain, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-206-4023 has 4 manufacturer part numbers on file: QQ1 (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1685PC13 (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1529PC13 (Circor Naval Solutions Llc Dba Warren Pumps), BS6-1690PC11 (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for QQ1: Thread Length: 0.750 INCHES MINIMUM NUT THREAD IN; Thread Length: 0.500 INCHES MAXIMUM STUD THREAD IN; Overall Length: 1.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND STUD THREAD. 13 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.