Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, seal_width: 0.280 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN, construction: SPLIT, housing_bore_diameter: 2.749 INCHES MINIMUM AND 2.753 INCHES MAXIMUM IN, accommodated_shaft_diameter: 2.611 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN, cross-sectional_shape_style: DUAL LIP. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-818-0555, 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
7748943
NSN:5330-00-818-0555 FSC:5330 CAGE:19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
seal_width
0.280 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
construction
SPLIT
housing_bore_diameter
2.749 INCHES MINIMUM AND 2.753 INCHES MAXIMUM IN
accommodated_shaft_diameter
2.611 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN
cross-sectional_shape_style
DUAL LIP
material_document_and_classification
ASTM D2000,5BG715B1E3Z ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
NSN
5330-00-818-0555
COMPONENT DIAGRAM
KEY FEATURES
•
ACCOMMODATED SHAFT DIAMETER: 2.611 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN
•
HOUSING BORE DIAMETER: 2.749 INCHES MINIMUM AND 2.753 INCHES MAXIMUM IN
•
CONSTRUCTION: SPLIT
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
•
CROSS-SECTIONAL SHAPE STYLE: DUAL LIP
•
SEAL WIDTH: 0.280 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000,5BG715B1E3Z ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER
2.611 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN
HOUSING BORE DIAMETER
2.749 INCHES MINIMUM AND 2.753 INCHES MAXIMUM IN
CONSTRUCTION
SPLIT
MATERIAL
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
CROSS-SECTIONAL SHAPE STYLE
DUAL LIP
SEAL WIDTH
0.280 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION
ASTM D2000,5BG715B1E3Z ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
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FREQUENTLY ASKED QUESTIONS
What is 7748943?
7748943 is a SEAL,PLAIN.
What parts can replace 7748943?
There are 14 known substitutes for 7748943: 10117, 8083, 53C16468 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7748943?
7748943 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-818-0555. This indicates validated use in U.S. government and defense supply chains.
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