PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1511Gear,worm

Am General Llc · NSN 3020-00-737-3166 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-737-3166 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-737-3166. Primary manufacturer part number: A1511.
Features
  • Gear,worm — FSC 3020
  • Bore Nominal Diameter: 1.181 INCHES BOTH ENDS IN
  • Pitch Diameter: 1.6993 INCHES MINIMUM AND 1.7033 INCHES MAXIMUM IN
  • Hub Nominal Diameter: 1.562 INCHES FIRST END IN
  • Face Nominal Width: 0.562 INCHES IN
  • Style Designator: PROTRUDING HUB
  • Nominal Distance Between Body Face and Protruding Hub End: 0.360 INCHES FIRST END IN
  • Bore Style: PLAIN BOTH ENDS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,worm, cataloged under National Stock Number 3020-00-737-3166, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Am General Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-737-3166
Primary Part NumberA1511
Item NameGear,worm
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAm General Llc
StatusCANCELLED
Bore Nominal Diameter1.181 INCHES BOTH ENDS IN
Pitch Diameter1.6993 INCHES MINIMUM AND 1.7033 INCHES MAXIMUM IN
Hub Nominal Diameter1.562 INCHES FIRST END IN
Face Nominal Width0.562 INCHES IN
Style DesignatorPROTRUDING HUB
Nominal Distance Between Body Face and Protruding Hub End0.360 INCHES FIRST END IN
Bore StylePLAIN BOTH ENDS
Pressure Angle20.0000 DEGREES
Helix Angle82.9833 DEGREES
Thread Form DirectionLEFT-HAND
MaterialSTEEL OVERALL
Hub Style DesignatorPLAIN FIRST END
Thread Form Quantity4
Nominal Outside Diameter1.770 INCHES IN
Nominal Overall Length0.984 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
8455-00-241-5444 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-00-241-5445 INTERCHANGEABLE
Insignia,shoulder Sleeve
1680-00-506-7796A1511 INTERCHANGEABLE
Support,cable Lead
Aerocontrolex Group, Inc. Div Talley Actuators
5950-00-627-6414 INTERCHANGEABLE
Transformer,radio Frequency
4730-00-816-0764A1511 INTERCHANGEABLE
Tee,tube
Mueller Brass Co.
5935-00-891-42045080-5016 INTERCHANGEABLE
Connector,receptacle,electrical
Keysight Technologies Inc
3120-01-324-0936A-1511 INTERCHANGEABLE
Bushing,sleeve
Palfinger Marine Usa, Llc
6150-01-514-2205 INTERCHANGEABLE
Cable Assembly,special Purpose,e
6150-01-514-2211 INTERCHANGEABLE
Lead,storage Battery
8455-01-528-9165 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
447021 Stewart-Warner Corporation (USA)
A993 Am General Llc (USA)
GP17285 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
7373166 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
18452-2 Dana Corp Spicer Transmission Div (USA)
GPW17285 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
J2-169 Liberty Ventures Inti, Llc (USA)
A1511 PRIMARY Am General Llc (USA)
18452-2 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
18-452-2 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
GPW17285 Ford Motor Company (USA)
A0000993 Spalla Inc (USA)
18-452-1 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
GP17285 Ford Motor Company (USA)
J2-619A Liberty Ventures Inti, Llc (USA)
Related Parts
8455-00-241-5444INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-00-241-5445INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
1680-00-506-7796INTERCHANGEABLE
SUPPORT,CABLE LEAD
A1511
5950-00-627-6414INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
4730-00-816-0764INTERCHANGEABLE
TEE,TUBE
A1511
5935-00-891-4204INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5080-5016
3120-01-324-0936INTERCHANGEABLE
BUSHING,SLEEVE
A-1511
6150-01-514-2205INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
6150-01-514-2211INTERCHANGEABLE
LEAD,STORAGE BATTERY
8455-01-528-9165INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-591-6638INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-660-5708INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 3020-00-737-3166?

NSN 3020-00-737-3166 is a Gear,worm, manufactured by Am General Llc, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-737-3166?

NSN 3020-00-737-3166 has 15 cross-referenced part numbers: 447021 (Stewart-Warner Corporation), A993 (Am General Llc), GP17285 (Ford Motor Co Ford Parts and Service Div Government Part Sales), 7373166 (U S Army Tank Automotive Command Amsta-Im-Mm), 18452-2 (Dana Corp Spicer Transmission Div) and 10 more.

What NSN replaces 3020-00-737-3166?

There are 12 known substitutes for 3020-00-737-3166: 8455-00-241-5444, 8455-00-241-5445, 1680-00-506-7796 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1511?

Key specifications for A1511: Bore Nominal Diameter: 1.181 INCHES BOTH ENDS IN; Pitch Diameter: 1.6993 INCHES MINIMUM AND 1.7033 INCHES MAXIMUM IN; Hub Nominal Diameter: 1.562 INCHES FIRST END IN; Face Nominal Width: 0.562 INCHES IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-737-3166 still in active supply?

NSN 3020-00-737-3166 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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