The Stud,continuous Thread, cataloged under National Stock Number 5307-01-431-9983, 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 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-431-9983 |
| Primary Part Number | PL-999D0838 PC NO 8 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.500 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 13 LOCATION NOT OTHERWISE SPECIFIED |
| Material | NICKEL ALLOY 400 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| PL-999D0838 PC NO 8 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 5307-01-431-9983 is a Stud,continuous Thread, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-431-9983 has 1 manufacturer part number on file: PL-999D0838 PC NO 8 (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for PL-999D0838 PC NO 8: Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 2.000 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.500 INCHES LOCATION NOT OTHERWISE SPECIFIED IN. 7 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.