The Pin,tapered,threaded, cataloged under National Stock Number 5315-01-431-3175, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-431-3175 |
| Primary Part Number | AN38600412AR037A |
| Item Name | Pin,tapered,threaded |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| First End Location | TAPERED END |
| Surface Treatment Document and Classification | QQ-P-416, TY 1, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hole Arrangement Style | ONE END DRILLED |
| Thread Length | 0.500 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| First End Style | SQUARE INTERNALLY THREADED |
| First Hole Diameter | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN |
| Taper Minor Diameter | 0.353 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN |
| Style Designator | THREADED AT SMALL END |
| Material Document and Classification | QQ-S-689 FED SPEC 1ST MATERIAL RESPONSE OR IL-S-6049 FED STD 10TH MATERIAL RESPONSE OR IL-S-6050 MIL SPEC 10TH MATERIAL RESPONSE OR IL-S-6098 MIL STD 10TH MATERIAL RESPONSE OR IL-S-6758 MFR REF 10TH MATERIAL RESPONSE OVERALL |
| Taper Major Diameter | 0.400 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN |
| Taper Length | 1.609 INCHES MINIMUM AND 1.641 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Second End Style | SQUARE |
| Taper | 0.500 PER FOOT IN INCHES |
| Thread Class | 3A A |
| Material | STEEL COMP 2330 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNF |
| Distance From Centerline of Hole to End of Pin | 0.172 INCHES MINIMUM AND 0.203 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 |
|---|---|
| AN38600412AR037A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| PL-999D0838 PC N0 20 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| Reference | Meaning |
|---|---|
| AN386-4-12A | 5/9 Secondary reference U.S. Government activity |
NSN 5315-01-431-3175 is a Pin,tapered,threaded, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-431-3175 has 2 manufacturer part numbers on file: AN38600412AR037A (Circor Naval Solutions Llc Dba Warren Pumps), PL-999D0838 PC N0 20 (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for AN38600412AR037A: First End Location: TAPERED END; Surface Treatment Document and Classification: QQ-P-416, TY 1, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Hole Arrangement Style: ONE END DRILLED; Thread Length: 0.500 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN. 22 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.