PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10876360Gear,worm

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 3020-00-972-2641 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-972-2641 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-972-2641. Primary manufacturer part number: 10876360.
Features
  • Gear,worm — FSC 3020
  • Pitch Diameter: 3.2160 INCHES NOMINAL IN
  • Material: STEEL COMP 8620H OVERALL
  • Face Nominal Width: 4.130 INCHES IN
  • Nominal Outside Diameter: 3.775 INCHES IN
  • Thread Form Direction: RIGHT-HAND
  • Spline Quantity: 15 BOTH ENDS
  • Thread Form Quantity: 1
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8620h Overall construction
General Description

The Gear,worm, cataloged under National Stock Number 3020-00-972-2641, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-972-2641
Primary Part Number10876360
Item NameGear,worm
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Pitch Diameter3.2160 INCHES NOMINAL IN
MaterialSTEEL COMP 8620H OVERALL
Face Nominal Width4.130 INCHES IN
Nominal Outside Diameter3.775 INCHES IN
Thread Form DirectionRIGHT-HAND
Spline Quantity15 BOTH ENDS
Thread Form Quantity1
Bore Nominal Diameter2.001 INCHES BOTH ENDS IN
Helix Angle24.9500 DEGREES
Face TypeSTRAIGHT
Spline Pitch Diameter1.8750 INCHES NOMINAL BOTH ENDS IN
Style DesignatorHUBLESS
Bore StyleINVOLUTE SPLINE BOTH ENDS
Pressure Angle27.5000 DEGREES
Material Document and Classification66AISI/SAE8620H FED STD SINGLE MATERIAL RESPONSE OVERALL
Hardness Rating58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2530-00-847-11943004732 INTERCHANGEABLE
Hub,brake Drum
Chrysler Realty Company Llc Dba Daimler Chrysler
Cross-Reference Index
Part NumberManufacturer
10876360 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
3004732 Garwood/feller Inc Garwood Winch Div (USA)
3020009722641 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
Related Parts
2530-00-847-1194INTERCHANGEABLE
HUB,BRAKE DRUM
3004732

Frequently Asked Questions

What is NSN 3020-00-972-2641?

NSN 3020-00-972-2641 is a Gear,worm, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-972-2641?

NSN 3020-00-972-2641 has 3 cross-referenced part numbers: 10876360 (U S Army Tank Automotive Command Amsta-Im-Mm), 3004732 (Garwood/feller Inc Garwood Winch Div), 3020009722641 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee).

What NSN replaces 3020-00-972-2641?

There is 1 known substitute for 3020-00-972-2641: 2530-00-847-1194. Verify interchangeability with system specifications before substitution.

What are the specifications of 10876360?

Key specifications for 10876360: Pitch Diameter: 3.2160 INCHES NOMINAL IN; Material: STEEL COMP 8620H OVERALL; Face Nominal Width: 4.130 INCHES IN; Nominal Outside Diameter: 3.775 INCHES IN. 16 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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