Product Details | O-RING

5331-01-501-5269 A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see PACKING,PREFORMED. For noncircular items with a round cross-section, see SEAL,NONMETALLIC ROUND SECTION and RUBBER,ROUND SECTION.

Part Alternates: MS25988/1-237, MS259881237, MS25988-1-237, MIL-R-25988/1, MILR259881, 5331-01-501-5269, 01-501-5269, 5331015015269, 015015269

Hardware and Abrasives | O-Ring

Supply Group (FSG) NSN Assign. NIIN
53 03 OCT 2002 01-501-5269

Demand History | NSN 5331-01-501-5269

Part Number Request Date QTY Origin
MIL-R-25988/1 2016-03-81 13 United States
MILR259881 2012-10-284 2 United States

Cross Reference | NSN 5331-01-501-5269

Part Number Cage Code Manufacturer
MIL-R-25988/1 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MS25988-1-237 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
MS25988/1-237 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5331-01-501-5269

Characteristic Specifications
MATERIAL RUBBER FLUOROSILICONE CLASS FQ
CENTER HOLE DIAMETER 3.359 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT 3.637 INCHES NOMINAL
SPECIAL FEATURES OIL AND FUEL RESISTANT, CLASS 1, GRADE 70
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-R-25988/1
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS25988/1-237

Restrictions/Controls & Freight Information | NSN 5331-01-501-5269

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information