NSN 5331-01-138-2107

Part Details | O-RING

5331-01-138-2107 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: M259881932, M25988/1-932, MILR259881, MIL-R-25988/1, 5331-01-138-2107, 01-138-2107, 5331011382107, 011382107

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 08, 198201-138-210747946 ( O-RING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5331-01-138-2107
Part Number Cage Code Manufacturer
M25988/1-93281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-R-25988/181349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 5331-01-138-2107
Characteristic Specifications
MATERIAL RUBBER FLUOROSILICONE CLASS FQ
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER2.573 INCHES NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER2.319 INCHES MINIMUM AND 2.355 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM