PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

837-2029Gear,worm Wheel

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 3020-00-089-8892 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-089-8892 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-089-8892. Primary manufacturer part number: 837-2029.
Features
  • Gear,worm Wheel — FSC 3020
  • Flange Nominal Thickness: 0.093 INCHES IN
  • Body Style: PLAIN, SOLID
  • Hub Style Designator: PLAIN FIRST END
  • Material Document and Classification: MIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Flange Nominal Diameter: 1.312 INCHES IN
  • Pressure Angle: 25.0000 DEGREES
  • Hub Nominal Diameter: 0.625 INCHES FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Copper Alloy Overall construction
General Description

The Gear,worm Wheel, cataloged under National Stock Number 3020-00-089-8892, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-089-8892
Primary Part Number837-2029
Item NameGear,worm Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Flange Nominal Thickness0.093 INCHES IN
Body StylePLAIN, SOLID
Hub Style DesignatorPLAIN FIRST END
Material Document and ClassificationMIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Flange Nominal Diameter1.312 INCHES IN
Pressure Angle25.0000 DEGREES
Hub Nominal Diameter0.625 INCHES FIRST END IN
MaterialCOPPER ALLOY OVERALL
Tooth DirectionRIGHT
Bore StylePLAIN BOTH ENDS
Mating Thread Lead Quantity4
Nominal Outside Diameter1.000 INCHES IN
Style DesignatorHUBLESS
Face TypeSTRAIGHT
Surface TreatmentNICKEL OVERALL
Teeth Quantity30
Helix Angle45.0000 DEGREES
Face Nominal Width0.219 INCHES IN
Bore Nominal Diameter0.5022 INCHES BOTH ENDS IN
Nominal Distance Between Outer Body Face and Inner Flange Face0.655 INCHES IN
Pitch Diameter0.9280 INCHES MINIMUM AND 0.9380 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-156-34711837 INTERCHANGEABLE
Bearing,ball,annular
Skil Corp
6520-00-567-7450 INTERCHANGEABLE
Brush,fiber,rotary Wheel
5305-00-902-4367 INTERCHANGEABLE
Screw,machine
2910-01-211-467416443 INTERCHANGEABLE
Pump,fuel,cam Actuated
Westerbeke Corporation
5310-01-232-449016443 INTERCHANGEABLE
Washer,convex
Aerosonic Llc
5130-01-566-6684 INTERCHANGEABLE
Bit,screwdriver
6515-01-591-489805.002.205S INTERCHANGEABLE
Blade,bone Saw,power
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
2940-01-645-5154100000212718 INTERCHANGEABLE
Filter Element,fluid
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
837-2029 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
16443 Rtx Corporation Div Pratt & Whitney (USA)
837-2029 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
Related Parts
3110-00-156-3471INTERCHANGEABLE
BEARING,BALL,ANNULAR
1837
6520-00-567-7450INTERCHANGEABLE
BRUSH,FIBER,ROTARY WHEEL
5305-00-902-4367INTERCHANGEABLE
SCREW,MACHINE
2910-01-211-4674INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
16443
5310-01-232-4490INTERCHANGEABLE
WASHER,CONVEX
16443
5130-01-566-6684INTERCHANGEABLE
BIT,SCREWDRIVER
6515-01-591-4898INTERCHANGEABLE
BLADE,BONE SAW,POWER
05.002.205S
2940-01-645-5154INTERCHANGEABLE
FILTER ELEMENT,FLUID
100000212718

Frequently Asked Questions

What is NSN 3020-00-089-8892?

NSN 3020-00-089-8892 is a Gear,worm Wheel, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-089-8892?

NSN 3020-00-089-8892 has 3 cross-referenced part numbers: 837-2029 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 16443 (Rtx Corporation Div Pratt & Whitney), 837-2029 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).

What NSN replaces 3020-00-089-8892?

There are 8 known substitutes for 3020-00-089-8892: 3110-00-156-3471, 6520-00-567-7450, 5305-00-902-4367 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 837-2029?

Key specifications for 837-2029: Flange Nominal Thickness: 0.093 INCHES IN; Body Style: PLAIN, SOLID; Hub Style Designator: PLAIN FIRST END; Material Document and Classification: MIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 21 total characteristics are documented in the Federal Logistics Information System.

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