PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N0602 2-121O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-00-337-8593 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-337-8593 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-337-8593. Primary manufacturer part number: N0602 2-121.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 1.043 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Outside Diameter: 1.239 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN
  • 30 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corp Div O-Ring Division
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 5331-00-337-8593, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 30 commercial cross-references from 23 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-337-8593
Primary Part NumberN0602 2-121
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusCANCELLED
Center Hole Diameter1.043 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Outside Diameter1.239 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5331-00-166-5986 INTERCHANGEABLE
O-Ring
5331-00-248-3832MS29513-007 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-248-3839MS29513-111 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-250-0230MS29513-22 INTERCHANGEABLE
O-Ring
Honeywell International Inc. Div Aerospace - Torrance
5331-00-260-9338A0-770-5 INTERCHANGEABLE
O-Ring
Lydall Inc Elastomer Products Group
5331-00-263-8007MS29513-268 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-263-8011MS29512-03 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-274-7857MS29513-038 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-579-1021MS29513-123 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-951-315081343AS29513-026 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
10163282 Nimikkeistokeskus Ncb Finland (FIN)
MS29513-121 Society of Automotive Engineers Inc (USA)
2661058B121 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
SAE-AS29513 Sae International Dba Sae International (USA)
10V60-141-121 Houghton International Inc. (USA)
SR-822A-60-121 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
AMS-P-5315A Society of Automotive Engineers Inc (USA)
2-121 N602-70 Parker Hannifin Gmbh O-Ring Division (DEU)
2-121N602-70 Parker-Hannifin Corp Div O-Ring Division (USA)
AS29513-121 Sae International Dba Sae International (USA)
60-P-31-121 West American Rubber Co Extrude Products Div (USA)
1793-121 Parker-Hannifin Corporation Div O-Ring Division (USA)
AMS-P-5315A Sae International Dba Sae International (USA)
RT253-65-121 Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
MS29513-121ES Eriks B.v. (NLD)
SR-822A-60-121 Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa (MEX)
7866-121 Parker Hannifin Corporation Div O-Ring Division (USA)
MS29513-121 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS29513-121 Leonardo Spa Helicopters Division - Production Site (ITA)
AS29513-121 Society of Automotive Engineers Inc (USA)
Related Parts
5331-00-166-5986INTERCHANGEABLE
O-RING
5331-00-248-3832INTERCHANGEABLE
O-RING
MS29513-007
5331-00-248-3839INTERCHANGEABLE
O-RING
MS29513-111
5331-00-250-0230INTERCHANGEABLE
O-RING
MS29513-22
5331-00-260-9338INTERCHANGEABLE
O-RING
A0-770-5
5331-00-263-8007INTERCHANGEABLE
O-RING
MS29513-268
5331-00-263-8011INTERCHANGEABLE
O-RING
MS29512-03
5331-00-274-7857INTERCHANGEABLE
O-RING
MS29513-038
5331-00-579-1021INTERCHANGEABLE
O-RING
MS29513-123
5331-00-951-3150INTERCHANGEABLE
O-RING
81343AS29513-026
5331-01-217-2952INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-337-8593?

NSN 5331-00-337-8593 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-337-8593?

NSN 5331-00-337-8593 has 30 cross-referenced part numbers: 10163282 (Nimikkeistokeskus Ncb Finland), MS29513-121 (Society of Automotive Engineers Inc), 2661058B121 (Parker Hannifin Corporation Div Aerospace Group Headquarters), SAE-AS29513 (Sae International Dba Sae International), 10V60-141-121 (Houghton International Inc.) and 25 more.

What NSN replaces 5331-00-337-8593?

There are 11 known substitutes for 5331-00-337-8593: 5331-00-166-5986, 5331-00-248-3832, 5331-00-248-3839 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N0602 2-121?

Key specifications for N0602 2-121: Center Hole Diameter: 1.043 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Outside Diameter: 1.239 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-337-8593 still in active supply?

NSN 5331-00-337-8593 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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