The Pin,tapered,threaded, cataloged under National Stock Number 5315-01-438-7939, 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 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5315-01-438-7939 |
| Primary Part Number | 90-6820-44150 |
| Item Name | Pin,tapered,threaded |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Cincinnati Gearing Systems Inc |
| Status | ACTIVE |
| Taper Minor Diameter | 0.360 INCHES NOMINAL IN |
| Style Designator | THREADED AT SMALL END |
| Taper Major Diameter | 0.460 INCHES NOMINAL IN |
| Taper Length | 1.500 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 90-6820-44150 PRIMARY | Cincinnati Gearing Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 90-6820-44150 | 3/9 Design control — primary reference The Cincinnati Gear Company Dba Power Transmission Systems |
| 15-0500-03697 PC 45 | 5/9 Secondary reference The Cincinnati Gear Company Dba Power Transmission Systems |
NSN 5315-01-438-7939 is a Pin,tapered,threaded, manufactured by Cincinnati Gearing Systems Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-438-7939 has 1 manufacturer part number on file: 90-6820-44150 (Cincinnati Gearing Systems Inc).
Key specifications for 90-6820-44150: Taper Minor Diameter: 0.360 INCHES NOMINAL IN; Style Designator: THREADED AT SMALL END; Taper Major Diameter: 0.460 INCHES NOMINAL IN; Taper Length: 1.500 INCHES NOMINAL IN. 5 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.