PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6370Coupler,drawbar,ring

Am General Llc · NSN 2540-00-773-5825 · FSC 2540 · No Item Name Available
Verified by PartsTable
NSN 2540-00-773-5825 — this item is cataloged by the U.S. Government under National Stock Number 2540-00-773-5825. Primary manufacturer part number: A6370.
Features
  • Coupler,drawbar,ring — FSC 2540
  • Color: OLIVE DRAB
  • Ring Inside Diameter: 3.000 INCHES NOMINAL IN
  • Shank Length: 6.750 INCHES NOMINAL IN
  • Shank End Keyway: PROVIDED
  • Thread Length: 1.375 INCHES IN
  • Taper Minor Diameter: 1.014 INCHES MINIMUM AND 1.018 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,drawbar,ring, cataloged under National Stock Number 2540-00-773-5825, is classified within Federal Supply Class 2540 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Am General Llc. Government technical data includes 20 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2540-00-773-5825
Primary Part NumberA6370
Item NameCoupler,drawbar,ring
FSC / FSG2540 / 25 — No Item Name Available
ManufacturerAm General Llc
StatusACTIVE
ColorOLIVE DRAB
Ring Inside Diameter3.000 INCHES NOMINAL IN
Shank Length6.750 INCHES NOMINAL IN
Shank End KeywayPROVIDED
Thread Length1.375 INCHES IN
Taper Minor Diameter1.014 INCHES MINIMUM AND 1.018 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Keyway Depth0.156 INCHES NOMINAL IN
Screw Thread Series DesignatorUNF
Taper Major Length1.500 INCHES NOMINAL IN
Keyway Width0.246 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Shank End Thread ProvisionTHREADED
Keyway Length2.000 INCHES NOMINAL IN
Ring Outside Diameter6.250 INCHES NOMINAL IN
Cotter Pin Hole Diameter0.172 INCHES NOMINAL IN
Taper Length0.938 INCHES NOMINAL IN
Painted FeatureINCLUDED
Style DesignatorSTRAIGHT ROUND DOUBLE CONE SHANK
Thread Size7/8 IN.-14 IN
Taper Per Foot3.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
9540-00-145-7428 INTERCHANGEABLE
Angle,structural
5307-00-371-614314280 INTERCHANGEABLE
Stud,ball
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
2030-00-418-923414280 INTERCHANGEABLE
Cam Gear,follower
Kone Inc.
5950-00-838-9216SM-C-414247 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3120-01-082-288514280 INTERCHANGEABLE
Bearing,sleeve
Johnson Rubber Co the
5950-01-170-0053300091 INTERCHANGEABLE
Transformer,power
Astronics Test Systems Inc
5340-01-268-35426300231 INTERCHANGEABLE
Connector,rod End
Gichner Systems Group, Inc. Div C5isr Division
5120-01-579-009714280 INTERCHANGEABLE
Caulking Tool,hand
Illinois Tool Works Inc. Dba Illinois Tool Works Inc
5970-01-654-4109153C6393P241 INTERCHANGEABLE
Insulation Sleeving,electrical
Bae Systems Controls Inc.
Cross-Reference Index
Part NumberManufacturer
14280 Pressed Metals of America Inc (USA)
A6370 PRIMARY Am General Llc (USA)
7735825 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
9540-00-145-7428INTERCHANGEABLE
ANGLE,STRUCTURAL
5307-00-371-6143INTERCHANGEABLE
STUD,BALL
14280
2030-00-418-9234INTERCHANGEABLE
CAM GEAR,FOLLOWER
14280
5950-00-838-9216INTERCHANGEABLE
REACTOR
SM-C-414247
3120-01-082-2885INTERCHANGEABLE
BEARING,SLEEVE
14280
5950-01-170-0053INTERCHANGEABLE
TRANSFORMER,POWER
300091
5340-01-268-3542INTERCHANGEABLE
CONNECTOR,ROD END
6300231
5120-01-579-0097INTERCHANGEABLE
CAULKING TOOL,HAND
14280
5970-01-654-4109INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
153C6393P241

Frequently Asked Questions

What is NSN 2540-00-773-5825?

NSN 2540-00-773-5825 is a Coupler,drawbar,ring, manufactured by Am General Llc, classified under FSC 2540 (No Item Name Available). Status: active.

What are the part numbers for NSN 2540-00-773-5825?

NSN 2540-00-773-5825 has 3 cross-referenced part numbers: 14280 (Pressed Metals of America Inc), A6370 (Am General Llc), 7735825 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2540-00-773-5825?

There are 9 known substitutes for 2540-00-773-5825: 9540-00-145-7428, 5307-00-371-6143, 2030-00-418-9234 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A6370?

Key specifications for A6370: Color: OLIVE DRAB; Ring Inside Diameter: 3.000 INCHES NOMINAL IN; Shank Length: 6.750 INCHES NOMINAL IN; Shank End Keyway: PROVIDED. 20 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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