PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

543444Bellows Assy,temper

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 2915-00-723-7442 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-723-7442 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-723-7442. Primary manufacturer part number: 543444.
Features
  • Bellows Assy,temper — FSC 2915
  • General Characteristics Item Description: CONSIST OF,2 EA,HEADER,3 EA BELLOWS,4 EA,HEADER AND PLUG ASSY,1 EA FILL TUBE
  • 5 verified cross-references
  • Primary manufacturer: Ontic Engineering & Manufacturing, Inc Dba Ontic Us
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bellows Assy,temper, cataloged under National Stock Number 2915-00-723-7442, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2915-00-723-7442
Primary Part Number543444
Item NameBellows Assy,temper
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
General Characteristics Item DescriptionCONSIST OF,2 EA,HEADER,3 EA BELLOWS,4 EA,HEADER AND PLUG ASSY,1 EA FILL TUBE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-155-64011205 INTERCHANGEABLE
Bearing,ball,annular
Federal-Mogul Corp Government Sales Dept
Cross-Reference Index
Part NumberManufacturer
543444 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
W-CG14009 PRIMARY Unison Industries Llc (USA)
CG14009 Unison Industries Llc (USA)
CG14009 Westport International, Inc. (USA)
543444 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
3110-00-155-6401INTERCHANGEABLE
BEARING,BALL,ANNULAR
1205

Frequently Asked Questions

What is NSN 2915-00-723-7442?

NSN 2915-00-723-7442 is a Bellows Assy,temper, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 2915 (No Item Name Available). Status: active.

What are the part numbers for NSN 2915-00-723-7442?

NSN 2915-00-723-7442 has 5 cross-referenced part numbers: 543444 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), W-CG14009 (Unison Industries Llc), CG14009 (Unison Industries Llc), CG14009 (Westport International, Inc.), 543444 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 2915-00-723-7442?

There is 1 known substitute for 2915-00-723-7442: 3110-00-155-6401. Verify interchangeability with system specifications before substitution.

What are the specifications of 543444?

Key specifications for 543444: General Characteristics Item Description: CONSIST OF,2 EA,HEADER,3 EA BELLOWS,4 EA,HEADER AND PLUG ASSY,1 EA FILL TUBE. 1 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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