PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-020-N525-60O-Ring

Zf Industrieantriebe Witten Gmbh · NSN 5331-01-098-3171 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-098-3171 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-098-3171. Primary manufacturer part number: 2-020-N525-60.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Test Data Document: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Temp Rating: -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
  • 6 verified cross-references
  • Primary manufacturer: Zf Industrieantriebe Witten Gmbh
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-098-3171, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Zf Industrieantriebe Witten Gmbh. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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
NSN5331-01-098-3171
Primary Part Number2-020-N525-60
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerZf Industrieantriebe Witten Gmbh
StatusACTIVE
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Test Data Document81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Temp Rating-25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Center Hole Diameter0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5331-00-248-9344 INTERCHANGEABLE
O-Ring
5331-00-291-4854 INTERCHANGEABLE
O-Ring
5331-00-543-3106 INTERCHANGEABLE
O-Ring
5331-00-558-19015130-534049-4 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div Aerospace Group Headquarters
5331-01-015-3371AS568-020 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-021-1906 INTERCHANGEABLE
O-Ring
9320-01-050-5236 INTERCHANGEABLE
Rubber Sheet,solid
5331-01-105-18852-240N525-60 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-105-1887 INTERCHANGEABLE
O-Ring
5331-01-284-9353 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
2-020-N525-60 Zf Industrieantriebe Witten Gmbh (DEU)
2-020N525-60 Parker-Hannifin Corp Div O-Ring Division (USA)
905E178 ITEM 11 Fluor Marine Propulsion, Llc (USA)
AS568-020 Sae International Dba Sae International (USA)
AMS3212 Sae International Dba Sae International (USA)
905E178IT11 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5331-00-248-9344INTERCHANGEABLE
O-RING
5331-00-291-4854INTERCHANGEABLE
O-RING
5331-00-543-3106INTERCHANGEABLE
O-RING
5331-00-558-1901INTERCHANGEABLE
O-RING
5130-534049-4
5331-01-015-3371INTERCHANGEABLE
O-RING
AS568-020
5331-01-021-1906INTERCHANGEABLE
O-RING
9320-01-050-5236INTERCHANGEABLE
RUBBER SHEET,SOLID
5331-01-105-1885INTERCHANGEABLE
O-RING
2-240N525-60
5331-01-105-1887INTERCHANGEABLE
O-RING
5331-01-284-9353INTERCHANGEABLE
O-RING
5331-01-385-5591INTERCHANGEABLE
O-RING
AS568-223
5331-01-441-5738INTERCHANGEABLE
O-RING
2-157N525-60

Frequently Asked Questions

What is NSN 5331-01-098-3171?

NSN 5331-01-098-3171 is a O-Ring, manufactured by Zf Industrieantriebe Witten Gmbh, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-098-3171?

NSN 5331-01-098-3171 has 6 cross-referenced part numbers: 2-020-N525-60 (Zf Industrieantriebe Witten Gmbh), 2-020N525-60 (Parker-Hannifin Corp Div O-Ring Division), 905E178 ITEM 11 (Fluor Marine Propulsion, Llc), AS568-020 (Sae International Dba Sae International), AMS3212 (Sae International Dba Sae International) and 1 more.

What NSN replaces 5331-01-098-3171?

There are 12 known substitutes for 5331-01-098-3171: 5331-00-248-9344, 5331-00-291-4854, 5331-00-543-3106 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-020-N525-60?

Key specifications for 2-020-N525-60: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Test Data Document: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Temp Rating: -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF. 5 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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