PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11161Piston,equalizing

Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp · NSN 2240-00-377-2036 · FSC 2240 · No Item Name Available
Verified by PartsTable
NSN 2240-00-377-2036 — this item is cataloged by the U.S. Government under National Stock Number 2240-00-377-2036. Primary manufacturer part number: 11161.
Features
  • Piston,equalizing — FSC 2240
  • 2 verified cross-references
  • Primary manufacturer: Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Piston,equalizing, cataloged under National Stock Number 2240-00-377-2036, is classified within Federal Supply Class 2240 (No Item Name Available) of the Railway Equipment group. The primary manufacturer of record is Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp. This item has 2 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.

Technical Specifications
ParameterValue
NSN2240-00-377-2036
Primary Part Number11161
Item NamePiston,equalizing
FSC / FSG2240 / 22 — No Item Name Available
ManufacturerWestinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-136-189011161 INTERCHANGEABLE
Switch,rotary
Shallco, Inc
1650-00-593-5074 INTERCHANGEABLE
Plunger,cylinder
1650-00-716-005711161 INTERCHANGEABLE
Lifter,valve,hydrau
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4330-00-805-47206653685 INTERCHANGEABLE
Filter Element,fluid
Pti Technologies Inc.
3820-00-862-013911161 INTERCHANGEABLE
Housing,auger,upper
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
4920-00-976-9520 INTERCHANGEABLE
Amplifier
5999-01-139-1223 INTERCHANGEABLE
Magnet,permanent
5305-01-143-7370 INTERCHANGEABLE
Screw
4320-01-190-9130CA8079-16 INCONEL 625 INTERCHANGEABLE
Sleeve,shaft,pump
Air & Liquid Systems Corporation Dba Buffalo Pumps
3950-01-195-4418 INTERCHANGEABLE
Drum,winch
Cross-Reference Index
Part NumberManufacturer
EV677 General Signal Corp (USA)
11161 PRIMARY Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
Related Parts
5930-00-136-1890INTERCHANGEABLE
SWITCH,ROTARY
11161
1650-00-593-5074INTERCHANGEABLE
PLUNGER,CYLINDER
1650-00-716-0057INTERCHANGEABLE
LIFTER,VALVE,HYDRAU
11161
4330-00-805-4720INTERCHANGEABLE
FILTER ELEMENT,FLUID
6653685
3820-00-862-0139INTERCHANGEABLE
HOUSING,AUGER,UPPER
11161
4920-00-976-9520INTERCHANGEABLE
AMPLIFIER
5999-01-139-1223INTERCHANGEABLE
MAGNET,PERMANENT
5305-01-143-7370INTERCHANGEABLE
SCREW
4320-01-190-9130INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
CA8079-16 INCONEL 625
3950-01-195-4418INTERCHANGEABLE
DRUM,WINCH
4820-01-299-5746INTERCHANGEABLE
STEM,FLUID VALVE
1116-1
5930-01-425-4010INTERCHANGEABLE
SWITCH,TOGGLE

Frequently Asked Questions

What is NSN 2240-00-377-2036?

NSN 2240-00-377-2036 is a Piston,equalizing, manufactured by Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp, classified under FSC 2240 (No Item Name Available). Status: active.

What are the part numbers for NSN 2240-00-377-2036?

NSN 2240-00-377-2036 has 2 cross-referenced part numbers: EV677 (General Signal Corp), 11161 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp).

What NSN replaces 2240-00-377-2036?

There are 12 known substitutes for 2240-00-377-2036: 5930-00-136-1890, 1650-00-593-5074, 1650-00-716-0057 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11161?

Key specifications for 11161: End Item Identification: 2210001128504,2210002620751. 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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