The Gear,spur, cataloged under National Stock Number 3020-00-044-4185, 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 Simmonds Precision Products Inc. Government technical data includes 26 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-044-4185 |
| Primary Part Number | A3114 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Simmonds Precision Products Inc |
| Status | ACTIVE |
| Nominal Distance From End to Second Groove | 0.1360 INCHES FIRST END IN |
| Keyway Nominal Width | 0.0635 INCHES FIRST END IN |
| Bore Nominal Diameter | 0.1877 INCHES FIRST END IN |
| Hub Nominal Diameter | 0.3122 INCHES FIRST END IN |
| Teeth Quantity | 44 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.2660 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-763,CLASS303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.4583 INCHES NOMINAL IN |
| Tooth Form | STUB |
| Second Groove Nominal Width | 0.0250 INCHES FIRST END IN |
| Hub Style Designator | 2 GROOVES FIRST END |
| Nominal Outside Diameter | 0.4790 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.2100 INCHES FIRST END IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Distance From End to First Groove | 0.0360 INCHES FIRST END IN |
| Second Groove Nominal Diameter | 0.2800 INCHES FIRST END IN |
| End Nominal Diameter | 0.3122 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| First Groove Nominal Diameter | 0.2800 INCHES FIRST END IN |
| First Groove Nominal Width | 0.0310 INCHES FIRST END IN |
| Face Nominal Width | 0.092 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 |
|---|---|
| A3114 PRIMARY | Simmonds Precision Products Inc (USA) |
NSN 3020-00-044-4185 is a Gear,spur, manufactured by Simmonds Precision Products Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-044-4185 has 1 manufacturer part number on file: A3114 (Simmonds Precision Products Inc).
3 possible matches (shared part number, not a government interchangeability claim): 4330-01-223-1023, 4820-01-331-6137, 7010-01-733-7113. Verify interchangeability with system specifications before substitution.
Key specifications for A3114: Nominal Distance From End to Second Groove: 0.1360 INCHES FIRST END IN; Keyway Nominal Width: 0.0635 INCHES FIRST END IN; Bore Nominal Diameter: 0.1877 INCHES FIRST END IN; Hub Nominal Diameter: 0.3122 INCHES FIRST END IN. 26 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.