PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4100553Cylinder Assembly,actuating,line

Oshkosh Defense Llc · NSN 3040-01-658-0551 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-658-0551 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-658-0551. Primary manufacturer part number: 4100553.
Features
  • Cylinder Assembly,actuating,line — FSC 3040
  • 2 verified cross-references
  • Primary manufacturer: Oshkosh Defense Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-658-0551, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Oshkosh Defense Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCylinder Assembly,actuating,line
FSC / FSG3040 — No Item Name Available (FSG 30)
ManufacturersOshkosh Defense Llc (CAGE 75Q65); Doig Corporation (CAGE 0U3S8)
Technical Specifications
ParameterValue
NSN3040-01-658-0551
Primary Part Number4100553
Item NameCylinder Assembly,actuating,line
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5925-00-827-4942 INTERCHANGEABLE
Circuit Breaker
4140-01-281-84994100553 INTERCHANGEABLE
Housing,centrifugal Fan
Hamilton Sundstrand Corporation
Cross-Reference Index
Part NumberManufacturer
4100553 Oshkosh Defense Llc (USA)
M17420 Doig Corporation (USA)
Related Parts
5925-00-827-4942INTERCHANGEABLE
CIRCUIT BREAKER
4140-01-281-8499INTERCHANGEABLE
HOUSING,CENTRIFUGAL FAN
4100553

Frequently Asked Questions

What is NSN 3040-01-658-0551?

NSN 3040-01-658-0551 is a Cylinder Assembly,actuating,line, manufactured by Oshkosh Defense Llc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-658-0551?

NSN 3040-01-658-0551 has 2 cross-referenced part numbers: 4100553 (Oshkosh Defense Llc), M17420 (Doig Corporation).

What NSN replaces 3040-01-658-0551?

There are 2 known substitutes for 3040-01-658-0551: 5925-00-827-4942, 4140-01-281-8499. Verify interchangeability with system specifications before substitution.

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