PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P52534-1Ring,piston

Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp · NSN 4310-00-294-2749 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-294-2749 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-294-2749. Primary manufacturer part number: P52534-1.
Features
  • Ring,piston — FSC 4310
  • Radial Wall Thickness: 0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN
  • Joint Style: VERTICAL JOINT
  • Material: IRON OVERALL
  • Standard Bore Diameter: 2.000 INCHES IN
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • Ring Style: CONCENTRIC
  • 8 verified cross-references
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 4310-00-294-2749, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-294-2749
Primary Part NumberP52534-1
Item NameRing,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerWestinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
StatusACTIVE
Radial Wall Thickness0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN
Joint StyleVERTICAL JOINT
MaterialIRON OVERALL
Standard Bore Diameter2.000 INCHES IN
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Ring StyleCONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
9390-00-212-7127239450 INTERCHANGEABLE
Nonmetallic Rod
Corning Glass Works
5310-00-922-6416525341 INTERCHANGEABLE
Washer,flat
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
4220-01-458-5826525-341 INTERCHANGEABLE
Parts Kit,diving Helmet
Kirby Morgan Dive Systems Inc
5330-01-663-664315661 INTERCHANGEABLE
Gasket
Hdt Expeditionary Systems Inc
Cross-Reference Index
Part NumberManufacturer
156/61 Wellman Group (GBR)
52534-1 Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
P52534-1 PRIMARY Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
P52534-1C PRIMARY Lexair Inc (USA)
12823-00 Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
P52534-1 Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
P52534-1 Lexair Inc (USA)
PS2534-1 Lexair Inc (USA)
Related Parts
9390-00-212-7127INTERCHANGEABLE
NONMETALLIC ROD
239450
5310-00-922-6416INTERCHANGEABLE
WASHER,FLAT
525341
4220-01-458-5826INTERCHANGEABLE
PARTS KIT,DIVING HELMET
525-341
5330-01-663-6643INTERCHANGEABLE
GASKET
15661

Frequently Asked Questions

What is NSN 4310-00-294-2749?

NSN 4310-00-294-2749 is a Ring,piston, manufactured by Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-294-2749?

NSN 4310-00-294-2749 has 8 cross-referenced part numbers: 156/61 (Wellman Group), 52534-1 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp), P52534-1 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp), P52534-1C (Lexair Inc), 12823-00 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies) and 3 more.

What NSN replaces 4310-00-294-2749?

There are 4 known substitutes for 4310-00-294-2749: 9390-00-212-7127, 5310-00-922-6416, 4220-01-458-5826 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P52534-1?

Key specifications for P52534-1: Radial Wall Thickness: 0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN; Overall Width: 0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN; Joint Style: VERTICAL JOINT; Material: IRON OVERALL. 7 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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