The Gear,spur, cataloged under National Stock Number 3020-00-339-3263, 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 21 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-339-3263 |
| Primary Part Number | 4013083 |
| 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 | 0.663 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.660 INCHES FIRST END IN |
| Teeth Quantity | 7 |
| Body Style | PLAIN, SOLID |
| Bore Style | PARTIAL BOTH ENDS |
| Mounting Hole Type and Quantity | 1 COUNTERSUNK AXIALLY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.560 INCHES FIRST END IN |
| Mounting Hole Nominal Diameter | 0.135 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 1.920 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Bore Nominal Depth | 1.200 INCHES BOTH ENDS IN |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.1667 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 1.498 INCHES IN |
| Pressure Angle | 28.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 1.360 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 |
| Part Number | Manufacturer |
|---|---|
| 4013083 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4013083 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4013083 | Paramount Machine Company, Inc. Dba Paramount Machine Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 4013083 | 5/9 Secondary reference Arrow Gear Llc |
| 4013083 | 5/9 Secondary reference Chardam Gear Company, Inc. |
| 4013083 | 5/9 Secondary reference Equitable Engineering Company Inc. |
| 40130183 | 5/9 Secondary reference Paramount Machine Company, Inc. Dba Paramount Machine Co Inc |
NSN 3020-00-339-3263 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 3020-00-339-3263 has 3 manufacturer part numbers on file: 4013083 (Rtx Corporation Div Pratt & Whitney), 4013083 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4013083 (Paramount Machine Company, Inc. Dba Paramount Machine Co Inc).
Key specifications for 4013083: Bore Nominal Diameter: 0.663 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.660 INCHES FIRST END IN; Teeth Quantity: 7; Body Style: PLAIN, SOLID. 21 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 3020-00-339-3263 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.