PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27-890O-Ring

Clausing Corp · NSN 5331-01-271-8293 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-271-8293 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-271-8293. Primary manufacturer part number: 27-890.
Features
  • O-Ring — FSC 5331
  • 2 verified cross-references
  • Primary manufacturer: Clausing Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-271-8293, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Clausing Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersClausing Corp (CAGE 04522); Zf Industrieantriebe Witten Gmbh (CAGE D9182)
Technical Specifications
ParameterValue
NSN5331-01-271-8293
Primary Part Number27-890
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerClausing Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-172-6724A2567 INTERCHANGEABLE
Gasket
Cummins Inc.
4820-00-332-984714-354-1 INTERCHANGEABLE
Valve,lift-Check
Parker Hannifin Corporation Div Aerospace Group Headquarters
5940-00-571-829227890 INTERCHANGEABLE
Bus Conductor
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
4820-01-157-6330CS179-B INTERCHANGEABLE
Valve,linear,directional Control
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5330-01-208-6306713430 INTERCHANGEABLE
Gasket
Hamilton Sundstrand Corporation
4720-01-562-928827890 INTERCHANGEABLE
Hose,nonmetallic
Willard Marine, Inc.
Cross-Reference Index
Part NumberManufacturer
27-890 PRIMARY Clausing Corp (USA)
71343-0 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5330-00-172-6724INTERCHANGEABLE
GASKET
A2567
4820-00-332-9847INTERCHANGEABLE
VALVE,LIFT-CHECK
14-354-1
5940-00-571-8292INTERCHANGEABLE
BUS CONDUCTOR
27890
4820-01-157-6330INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
CS179-B
5330-01-208-6306INTERCHANGEABLE
GASKET
713430
4720-01-562-9288INTERCHANGEABLE
HOSE,NONMETALLIC
27890

Frequently Asked Questions

What is NSN 5331-01-271-8293?

NSN 5331-01-271-8293 is a O-Ring, manufactured by Clausing Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-271-8293?

NSN 5331-01-271-8293 has 2 cross-referenced part numbers: 27-890 (Clausing Corp), 71343-0 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5331-01-271-8293?

There are 6 known substitutes for 5331-01-271-8293: 5330-00-172-6724, 4820-00-332-9847, 5940-00-571-8292 and 3 more. Verify interchangeability with system specifications before substitution.

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