PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

408569Expander Tube,brake

Eaton Corporation Dba Airflex Div Div Airflex · NSN 3040-01-203-5275 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-203-5275 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-203-5275. Primary manufacturer part number: 408569.
Features
  • Expander Tube,brake — FSC 3040
  • 3 verified cross-references
  • Primary manufacturer: Eaton Corporation Dba Airflex Div Div Airflex
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Expander Tube,brake, cataloged under National Stock Number 3040-01-203-5275, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Eaton Corporation Dba Airflex Div Div Airflex. This item has 3 commercial cross-references from 2 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
NSN3040-01-203-5275
Primary Part Number408569
Item NameExpander Tube,brake
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerEaton Corporation Dba Airflex Div Div Airflex
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-556-8268402118 INTERCHANGEABLE
O-Ring
Mcelroy Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
VC28050 Oil States Industries, Inc. Div Special Products Div (USA)
408569 PRIMARY Eaton Corporation Dba Airflex Div Div Airflex (USA)
LAP408569 Oil States Industries, Inc. Div Special Products Div (USA)
Related Parts
5331-00-556-8268INTERCHANGEABLE
O-RING
402118

Frequently Asked Questions

What is NSN 3040-01-203-5275?

NSN 3040-01-203-5275 is a Expander Tube,brake, manufactured by Eaton Corporation Dba Airflex Div Div Airflex, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-203-5275?

NSN 3040-01-203-5275 has 3 cross-referenced part numbers: VC28050 (Oil States Industries, Inc. Div Special Products Div), 408569 (Eaton Corporation Dba Airflex Div Div Airflex), LAP408569 (Oil States Industries, Inc. Div Special Products Div).

What NSN replaces 3040-01-203-5275?

There is 1 known substitute for 3040-01-203-5275: 5331-00-556-8268. Verify interchangeability with system specifications before substitution.

What are the specifications of 408569?

Key specifications for 408569: End Item Identification: EATON CORP.USED AS PROPELLOR SHAFT BRAKE TUBE ON LST SHIPS. 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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