NSN 5331-01-007-1631

Part Details | O-RING

5331-01-007-1631 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.

Alternate Parts: M259881243, M25988/1-243, MILR259881, MIL-R-25988/1, 10117139, 5331-01-007-1631, 01-007-1631, 5331010071631, 010071631

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 31, 197501-007-163147946 ( O-RING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5331-01-007-1631
Part Number Cage Code Manufacturer
M25988/1-24381349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-R-25988/181349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
10117139A486GNIMIKKEISTOKESKUS NCB FINLAND
Technical Data | NSN 5331-01-007-1631
Characteristic Specifications
MATERIAL RUBBER FLUOROSILICONE CLASS FQ
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER4.387 INCHES NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER4.081 INCHES MINIMUM AND 4.137 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM