PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1H8944Cushion,operators,b

Caterpillar Inc Div Caterpillar Defense · NSN 2540-00-377-8737 · FSC 2540 · No Item Name Available
Verified by PartsTable
NSN 2540-00-377-8737 — this item is cataloged by the U.S. Government under National Stock Number 2540-00-377-8737. Primary manufacturer part number: 1H8944.
Features
  • Cushion,operators,b — FSC 2540
  • 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 Cushion,operators,b, cataloged under National Stock Number 2540-00-377-8737, 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. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCushion,operators,b
FSC / FSG2540 — No Item Name Available (FSG 25)
ManufacturersCaterpillar Inc Div Caterpillar Defense (CAGE 11083); The Wise Company Llc (CAGE 27797); Calhoun Mfg Co (CAGE 11303)
Technical Specifications
ParameterValue
NSN2540-00-377-8737
Primary Part Number1H8944
Item NameCushion,operators,b
FSC / FSG2540 / 25 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5315-00-010-3603103603 INTERCHANGEABLE
Pin,tapered,plain
Chrysler Realty Company Llc Dba Daimler Chrysler
3419-00-367-85834498 INTERCHANGEABLE
Insert,saw Guide
Doall Baltimore Company
4320-00-499-344640501 INTERCHANGEABLE
Pump,rotary
Cummins Inc.
2530-00-558-6010 INTERCHANGEABLE
Roller,track Bogie
2990-00-996-7790 INTERCHANGEABLE
Power Supply,govern
5310-01-157-73592BA584 INTERCHANGEABLE
Washer,flat
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
1H8944 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
1H8944 The Wise Company Llc (USA)
4498 Calhoun Mfg Co (USA)
Related Parts
5315-00-010-3603INTERCHANGEABLE
PIN,TAPERED,PLAIN
103603
3419-00-367-8583INTERCHANGEABLE
INSERT,SAW GUIDE
4498
4320-00-499-3446INTERCHANGEABLE
PUMP,ROTARY
40501
2530-00-558-6010INTERCHANGEABLE
ROLLER,TRACK BOGIE
2990-00-996-7790INTERCHANGEABLE
POWER SUPPLY,GOVERN
5310-01-157-7359INTERCHANGEABLE
WASHER,FLAT
2BA584

Frequently Asked Questions

What is NSN 2540-00-377-8737?

NSN 2540-00-377-8737 is a Cushion,operators,b, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2540 (No Item Name Available). Status: active.

What are the part numbers for NSN 2540-00-377-8737?

NSN 2540-00-377-8737 has 3 cross-referenced part numbers: 1H8944 (Caterpillar Inc Div Caterpillar Defense), 1H8944 (The Wise Company Llc), 4498 (Calhoun Mfg Co).

What NSN replaces 2540-00-377-8737?

There are 6 known substitutes for 2540-00-377-8737: 5315-00-010-3603, 3419-00-367-8583, 4320-00-499-3446 and 3 more. Verify interchangeability with system specifications before substitution.

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