The Pin,tapered,threaded, cataloged under National Stock Number 5315-01-439-3285, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Cincinnati Gearing Systems Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-439-3285 |
| Primary Part Number | 90-6810-44151 |
| Item Name | Pin,tapered,threaded |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Cincinnati Gearing Systems Inc |
| Status | ACTIVE |
| First End Taper Length | 0.060 INCHES NOMINAL IN |
| First End Location | THREADED END |
| Thread Length | 0.390 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Taper Minor Diameter | 0.456 INCHES NOMINAL IN |
| Hardness Rating | 32.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | THREADED AT SMALL END |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Taper Major Diameter | 0.4933 INCHES MAXIMUM IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Grip Length | 1.750 INCHES NOMINAL IN |
| Second End Outer Radius | 0.502 INCHES MAXIMUM IN |
| Second End Style | OVAL |
| Thread Class | 2A A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| First End Outer Radius | 0.502 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 |
|---|---|
| 90-6810-44151 PRIMARY | Cincinnati Gearing Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 90-6810-44151 | 3/9 Design control — primary reference The Cincinnati Gear Company Dba Power Transmission Systems |
| 15-0500-03697 PIECE 44 | 5/9 Secondary reference The Cincinnati Gear Company Dba Power Transmission Systems |
NSN 5315-01-439-3285 is a Pin,tapered,threaded, manufactured by Cincinnati Gearing Systems Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-439-3285 has 1 manufacturer part number on file: 90-6810-44151 (Cincinnati Gearing Systems Inc).
Key specifications for 90-6810-44151: First End Taper Length: 0.060 INCHES NOMINAL IN; First End Location: THREADED END; Thread Length: 0.390 INCHES NOMINAL IN; First End Style: CHAMFERED. 19 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.