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, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL, peripheral_diameter: 12.262 INCHES NOMINAL IN, center_hole_diameter: 11.918 INCHES MINIMUM AND 12.050 INCHES MAXIMUM IN, elongation_percentage: 200 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 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 5331-01-317-3870, 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.
11.918 INCHES MINIMUM AND 12.050 INCHES MAXIMUM IN
elongation_percentage
200 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
departure_from_cited_document
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
criticality_code_justification
ZZZW
NSN
5331-01-317-3870
COMPONENT DIAGRAM
KEY FEATURES
•
PERIPHERAL DIAMETER: 12.262 INCHES NOMINAL IN
•
DEPARTURE FROM CITED DOCUMENT: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
•
CENTER HOLE DIAMETER: 11.918 INCHES MINIMUM AND 12.050 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 200 MAXIMUM
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: ZZZW
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL DIAMETER
12.262 INCHES NOMINAL IN
DEPARTURE FROM CITED DOCUMENT
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CENTER HOLE DIAMETER
11.918 INCHES MINIMUM AND 12.050 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is 938A813-140?
938A813-140 is a O-RING.
What parts can replace 938A813-140?
There are 25 known substitutes for 938A813-140: AS568-027, AMS7271, KB16209 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 938A813-140?
938A813-140 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-317-3870. This indicates validated use in U.S. government and defense supply chains.
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