The Gear,antibacklash,spur, cataloged under National Stock Number 3020-01-084-1576, 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 Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-084-1576 |
| Primary Part Number | P17-3-144 |
| Item Name | Gear,antibacklash,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.500 INCHES FIRST END IN |
| Backlash Designation | GRADE E |
| Teeth Quantity | 144 |
| Surface Treatment Document and Classification | QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Mounting Hole Type and Quantity | 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.281 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 10 |
| Nominal Overall Length | 0.385 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.2489 INCHES MINIMUM AND 2.2499 INCHES MAXIMUM IN |
| Tooth Form | STANDARD |
| Surface Treatment | PASSIVATE HUB |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| Face Nominal Width | 0.104 INCHES 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 |
|---|---|
| P17-3-144 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
NSN 3020-01-084-1576 is a Gear,antibacklash,spur, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-084-1576 has 1 manufacturer part number on file: P17-3-144 (Roller Bearing Co of America, Inc Div Pic Design).
Key specifications for P17-3-144: Hub Nominal Diameter: 0.500 INCHES FIRST END IN; Backlash Designation: GRADE E; Teeth Quantity: 144; Surface Treatment Document and Classification: QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 16 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.