Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 1.485 INCHES MINIMUM AND 1.523 INCHES MAXIMUM IN, center_hole_diameter: 1.358 INCHES MINIMUM AND 1.370 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-406-1073, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
MIL-PRF-25732
NSN:5331-00-406-1073 FSC:5331 — O-RING CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter
1.485 INCHES MINIMUM AND 1.523 INCHES MAXIMUM IN
center_hole_diameter
1.358 INCHES MINIMUM AND 1.370 INCHES MAXIMUM IN
cross-sectional_height
0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN
5331-00-406-1073
COMPONENT DIAGRAM
KEY FEATURES
•
SPECIFICATION/STANDARD DATA: 81349-MIL-PRF-25732 GOVERNMENT SPECIFICATION
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.852 INCHES MINIMUM AND 1.872 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is MIL-PRF-25732?
MIL-PRF-25732 is a O-RING.
What parts can replace MIL-PRF-25732?
There are 5 known substitutes for MIL-PRF-25732: MS28775-028, 34702-83, 42091-01-40-002PC42 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-PRF-25732?
MIL-PRF-25732 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-406-1073. This indicates validated use in U.S. government and defense supply chains.
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