PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F55757Cup,compression

Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp · NSN 5340-00-765-7990 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-765-7990 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-765-7990. Primary manufacturer part number: F55757.
Features
  • Cup,compression — FSC 5340
  • 3 verified cross-references
  • Primary manufacturer: Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cup,compression, cataloged under National Stock Number 5340-00-765-7990, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Catalog Facts
Item NameCup,compression
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersWestinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (CAGE 82722); Bosch Rexroth Corporation Div Bosch Rexroth (CAGE 65035)
Successor NSN5340-01-659-2514 — Clevis,rod End
Technical Specifications
ParameterValue
NSN5340-00-765-7990
Primary Part NumberF55757
Item NameCup,compression
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerWestinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5340-01-659-2514 (93850)
HAZMATNo
Unit of IssueEA
Verified Substitutes 3
5340-01-659-251493850 SUCCESSOR
Clevis,rod End
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Cartridge Systems Division
5136-00-517-554693850 INTERCHANGEABLE
Chasers,thread Cutting
Curtis-Toledo, Inc.
4820-01-705-648193850 INTERCHANGEABLE
Valve Assembly,manifold
Ritchie Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
F55757 Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
93850 Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
93850 Bosch Rexroth Corporation Div Bosch Rexroth (USA)
Related Parts
SUCCESSOR 5340-01-659-2514 Clevis,rod End · 93850
5136-00-517-5546INTERCHANGEABLE
CHASERS,THREAD CUTTING
93850
4820-01-705-6481INTERCHANGEABLE
VALVE ASSEMBLY,MANIFOLD
93850

Frequently Asked Questions

What is NSN 5340-00-765-7990?

NSN 5340-00-765-7990 is a Cup,compression, manufactured by Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-765-7990?

NSN 5340-00-765-7990 has 3 cross-referenced part numbers: F55757 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp), 93850 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp), 93850 (Bosch Rexroth Corporation Div Bosch Rexroth).

What NSN replaces 5340-00-765-7990?

There are 3 known substitutes for 5340-00-765-7990: 5340-01-659-2514, 5136-00-517-5546, 4820-01-705-6481. Verify interchangeability with system specifications before substitution.

Is NSN 5340-00-765-7990 still in active supply?

NSN 5340-00-765-7990 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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