PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

387660-00O-Ring

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 5331-01-377-2786 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-377-2786 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-377-2786. Primary manufacturer part number: 387660-00.
Features
  • O-Ring — FSC 5331
  • 4 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-377-2786, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersZf Industrieantriebe Witten Gmbh (CAGE D9182); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 88032); Curtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9)
Technical Specifications
ParameterValue
NSN5331-01-377-2786
Primary Part Number387660-00
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4320-00-195-8595 INTERCHANGEABLE
Sleeve,shaft,pump
Cross-Reference Index
Part NumberManufacturer
2011-C-M244 Zf Industrieantriebe Witten Gmbh (DEU)
387660-00 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
20A11-C-M244 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
387660-00 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
4320-00-195-8595INTERCHANGEABLE
SLEEVE,SHAFT,PUMP

Frequently Asked Questions

What is NSN 5331-01-377-2786?

NSN 5331-01-377-2786 is a O-Ring, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-377-2786?

NSN 5331-01-377-2786 has 4 cross-referenced part numbers: 2011-C-M244 (Zf Industrieantriebe Witten Gmbh), 387660-00 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 20A11-C-M244 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 387660-00 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).

What NSN replaces 5331-01-377-2786?

There is 1 known substitute for 5331-01-377-2786: 4320-00-195-8595. Verify interchangeability with system specifications before substitution.

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