PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3T2083Core,heater

Caterpillar Inc Div Caterpillar Defense · NSN 2540-01-099-3746 · FSC 2540 · No Item Name Available
Verified by PartsTable
NSN 2540-01-099-3746 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-099-3746. Primary manufacturer part number: 3T2083.
Features
  • Core,heater — FSC 2540
  • General Characteristics Item Description: 17.500 IN.O/A LG; 7.500 IN.DIA IN
  • 3 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Core,heater, cataloged under National Stock Number 2540-01-099-3746, is classified within Federal Supply Class 2540 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN2540-01-099-3746
Primary Part Number3T2083
Item NameCore,heater
FSC / FSG2540 / 25 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
General Characteristics Item Description17.500 IN.O/A LG; 7.500 IN.DIA IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
3110-00-142-4285 INTERCHANGEABLE
Bearing,ball,airframe
5310-00-584-7961 INTERCHANGEABLE
Nut,self-Locking,hexagon
4320-00-770-0021 INTERCHANGEABLE
Impeller,pump,centrifugal
5945-00-773-3392BA-104H INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
5307-01-011-1410105-23 INTERCHANGEABLE
Stud,plain
Napco International Llc Dba Napco International Inc
2590-01-094-900810523 INTERCHANGEABLE
Parts Kit,winch
Am General Llc
4210-01-153-27506676-04997 INTERCHANGEABLE
Carriage,fire Extinguisher
Wheeler Fleet Solutions, Co.
5305-01-159-006510501759 INTERCHANGEABLE
Screw,cap,hexagon Head
General Dynamics Land Systems Canadacorp
5998-01-239-2298 INTERCHANGEABLE
Circuit Card Assembly
6515-01-308-6378105.23 INTERCHANGEABLE
Plate Set,bone,compression
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
3T2083 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
1052-3 Bergstrom Inc (USA)
9D7929 Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
3110-00-142-4285INTERCHANGEABLE
BEARING,BALL,AIRFRAME
5310-00-584-7961INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
4320-00-770-0021INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
5945-00-773-3392INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
BA-104H
5307-01-011-1410INTERCHANGEABLE
STUD,PLAIN
105-23
2590-01-094-9008INTERCHANGEABLE
PARTS KIT,WINCH
10523
4210-01-153-2750INTERCHANGEABLE
CARRIAGE,FIRE EXTINGUISHER
6676-04997
5305-01-159-0065INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
10501759
5998-01-239-2298INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6515-01-308-6378INTERCHANGEABLE
PLATE SET,BONE,COMPRESSION
105.23
5310-01-345-0080INTERCHANGEABLE
WASHER,FLAT
10523
5340-01-362-6883INTERCHANGEABLE
HARDWARE KIT,ELECTRONIC EQUIPMEN
10523

Frequently Asked Questions

What is NSN 2540-01-099-3746?

NSN 2540-01-099-3746 is a Core,heater, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2540 (No Item Name Available). Status: active.

What are the part numbers for NSN 2540-01-099-3746?

NSN 2540-01-099-3746 has 3 cross-referenced part numbers: 3T2083 (Caterpillar Inc Div Caterpillar Defense), 1052-3 (Bergstrom Inc), 9D7929 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 2540-01-099-3746?

There are 12 known substitutes for 2540-01-099-3746: 3110-00-142-4285, 5310-00-584-7961, 4320-00-770-0021 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3T2083?

Key specifications for 3T2083: General Characteristics Item Description: 17.500 IN.O/A LG; 7.500 IN.DIA 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