PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1839Roller,gear,reduction

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 2010-00-363-7286 · FSC 2010 · No Item Name Available
Verified by PartsTable
NSN 2010-00-363-7286 — this item is cataloged by the U.S. Government under National Stock Number 2010-00-363-7286. Primary manufacturer part number: A1839.
Features
  • Roller,gear,reduction — FSC 2010
  • General Characteristics Item Description: STEEL,SAE X1314; CARBURIZED AND HARDENED TO 0.015 TO 0.020 IN. DEEP; ROCKWELL C58 TO 62; 0.934 IN. MAX OD; 0.563 IN. MAX ID; 0.553 IN. MAX ID; BOTH ENDS CHAMFERED 0.031 IN. BY 45 DEG IN
  • 4 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Roller,gear,reduction, cataloged under National Stock Number 2010-00-363-7286, is classified within Federal Supply Class 2010 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2010-00-363-7286
Primary Part NumberA1839
Item NameRoller,gear,reduction
FSC / FSG2010 / 20 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
General Characteristics Item DescriptionSTEEL,SAE X1314; CARBURIZED AND HARDENED TO 0.015 TO 0.020 IN. DEEP; ROCKWELL C58 TO 62; 0.934 IN. MAX OD; 0.563 IN. MAX ID; 0.553 IN. MAX ID; BOTH ENDS CHAMFERED 0.031 IN. BY 45 DEG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2990-01-103-9333A-1839 INTERCHANGEABLE
Clutch,housing
Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint
8455-01-575-6010 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-575-6017 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-664-9966 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A1839 H20 Tank Inc U S Motors Div (USA)
A1839 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
8B7003 Caterpillar Inc Div Caterpillar Defense (USA)
K-5190391 Korody-Colyer Corp a Cr Industries Co (USA)
Related Parts
2990-01-103-9333INTERCHANGEABLE
CLUTCH,HOUSING
A-1839
8455-01-575-6010INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-575-6017INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-664-9966INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 2010-00-363-7286?

NSN 2010-00-363-7286 is a Roller,gear,reduction, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 2010 (No Item Name Available). Status: active.

What are the part numbers for NSN 2010-00-363-7286?

NSN 2010-00-363-7286 has 4 cross-referenced part numbers: A1839 (H20 Tank Inc U S Motors Div), A1839 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 8B7003 (Caterpillar Inc Div Caterpillar Defense), K-5190391 (Korody-Colyer Corp a Cr Industries Co).

What NSN replaces 2010-00-363-7286?

There are 4 known substitutes for 2010-00-363-7286: 2990-01-103-9333, 8455-01-575-6010, 8455-01-575-6017 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1839?

Key specifications for A1839: General Characteristics Item Description: STEEL,SAE X1314; CARBURIZED AND HARDENED TO 0.015 TO 0.020 IN. DEEP; ROCKWELL C58 TO 62; 0.934 IN. MAX OD; 0.563 IN. MAX ID; 0.553 IN. MAX ID; BOTH ENDS CHAMFERED 0.031 IN. BY 45 DEG IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com