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 POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR, outside_diameter: 0.495 INCHES NOMINAL IN, center_hole_diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN, cross-sectional_height: 0.069 INCHES MINIMUM AND 0.075 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 5331-00-993-4671, 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
10210438-7
NSN:5331-00-993-4671 FSC:5331 — O-RING CAGE:18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
material
RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
outside_diameter
0.495 INCHES NOMINAL IN
center_hole_diameter
0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
cross-sectional_height
0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
NSN
5331-00-993-4671
COMPONENT DIAGRAM
KEY FEATURES
•
MATERIAL: RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
•
OUTSIDE DIAMETER: 0.495 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL
RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
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FREQUENTLY ASKED QUESTIONS
What is 10210438-7?
10210438-7 is a O-RING.
What parts can replace 10210438-7?
There are 22 known substitutes for 10210438-7: ABS3303, 205-160-904, M83248/2-904 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10210438-7?
10210438-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-993-4671. This indicates validated use in U.S. government and defense supply chains.
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