The Gear,spur, cataloged under National Stock Number 3020-00-765-9959, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-765-9959 |
| Primary Part Number | 385377 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.690 INCHES BOTH ENDS IN |
| Teeth Quantity | 20 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 1.170 INCHES SECOND END IN |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.860 INCHES FIRST END IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM HUB |
| Hardness Rating | 79.0 ROCKWELL C MINIMUM AND 85.0 ROCKWELL C MAXIMUM TEETH |
| Nominal Overall Length | 1.120 INCHES IN |
| Criticality Code Justification | FEAT |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.1111 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 1.550 INCHES FIRST END IN |
| Hub Style Designator | 1 STEP FIRST END |
| End Nominal Length | 0.645 INCHES FIRST END IN |
| Nominal Outside Diameter | 1.208 INCHES IN |
| End Nominal Diameter | 1.377 INCHES FIRST END IN |
| Pressure Angle | 22.5000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Counterbore Nominal Depth | 0.645 INCHES SECOND END IN |
| Face Nominal Width | 0.260 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
NSN 3020-00-765-9959 is a Gear,spur, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-765-9959 has 2 manufacturer part numbers on file: 385377 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 385377 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 385377: Bore Nominal Diameter: 0.690 INCHES BOTH ENDS IN; Teeth Quantity: 20; Body Style: PLAIN, SOLID; Counterbore Nominal Diameter: 1.170 INCHES SECOND END IN. 23 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.
NSN 3020-00-765-9959 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.