PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

XA7022ACover,transmission

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 2520-01-317-4665 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-01-317-4665 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-317-4665. Primary manufacturer part number: XA7022A.
Features
  • Cover,transmission — FSC 2520
  • 2 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover,transmission, cataloged under National Stock Number 2520-01-317-4665, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCover,transmission
FSC / FSG2520 — No Item Name Available (FSG 25)
ManufacturersTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208)
Technical Specifications
ParameterValue
NSN2520-01-317-4665
Primary Part NumberXA7022A
Item NameCover,transmission
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-144-8662 INTERCHANGEABLE
Bearing,ball,annular
3110-00-555-5424 INTERCHANGEABLE
Bearing,ball,annular
4730-01-317-1698M2051Q INTERCHANGEABLE
Plug,pipe
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4730-01-317-1714B2130 INTERCHANGEABLE
Strainer Element,sediment
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
2590-01-317-2814A2149H INTERCHANGEABLE
Filler Neck,vehicular Components
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3020-01-317-2818XB5661 INTERCHANGEABLE
Gear,helical
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4710-01-317-2872B3355A INTERCHANGEABLE
Tube Assembly,metal
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4710-01-317-2873B2132 INTERCHANGEABLE
Tube Assembly,metal
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4710-01-317-2874B1947J INTERCHANGEABLE
Tube Assembly,metal
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4820-01-317-4642B3354A INTERCHANGEABLE
Stem,fluid Valve
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Cross-Reference Index
Part NumberManufacturer
XA7022A Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
A7025 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
3110-00-144-8662INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-555-5424INTERCHANGEABLE
BEARING,BALL,ANNULAR
4730-01-317-1698INTERCHANGEABLE
PLUG,PIPE
M2051Q
4730-01-317-1714INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
B2130
2590-01-317-2814INTERCHANGEABLE
FILLER NECK,VEHICULAR COMPONENTS
A2149H
3020-01-317-2818INTERCHANGEABLE
GEAR,HELICAL
XB5661
4710-01-317-2872INTERCHANGEABLE
TUBE ASSEMBLY,METAL
B3355A
4710-01-317-2873INTERCHANGEABLE
TUBE ASSEMBLY,METAL
B2132
4710-01-317-2874INTERCHANGEABLE
TUBE ASSEMBLY,METAL
B1947J
4820-01-317-4642INTERCHANGEABLE
STEM,FLUID VALVE
B3354A
2520-01-317-4666INTERCHANGEABLE
COVER,TRANSMISSION
B2133
3020-01-317-7515INTERCHANGEABLE
GEAR,HELICAL
B5651A

Frequently Asked Questions

What is NSN 2520-01-317-4665?

NSN 2520-01-317-4665 is a Cover,transmission, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-01-317-4665?

NSN 2520-01-317-4665 has 2 cross-referenced part numbers: XA7022A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), A7025 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 2520-01-317-4665?

There are 12 known substitutes for 2520-01-317-4665: 3110-00-144-8662, 3110-00-555-5424, 4730-01-317-1698 and 9 more. Verify interchangeability with system specifications before substitution.

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