Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.187 INCHES NOMINAL IN, outside_diameter: 1.254 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 1.250 INCHES NOMINAL 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 5330-00-477-6747, 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
7439HMS1
NSN:5330-00-477-6747 FSC:5330 CAGE:80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
material
RUBBER SYNTHETIC SEALING ELEMENT
case_style
SQUARE
seal_width
0.187 INCHES NOMINAL IN
outside_diameter
1.254 INCHES NOMINAL IN
surface_treatment
PLASTIC CASE
housing_bore_diameter
1.250 INCHES NOMINAL IN
sealing_element_style
ANGULAR
accommodated_shaft_diameter
0.750 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed
36000 FEET PER MINUTE FT
NSN
5330-00-477-6747
COMPONENT DIAGRAM
KEY FEATURES
•
SEAL WIDTH: 0.187 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 36000 FEET PER MINUTE FT
•
SURFACE TREATMENT: PLASTIC CASE
•
MATERIAL: STEEL CASE
•
CASE STYLE: SQUARE
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT DIAMETER: 0.750 INCHES NOMINAL IN
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FREQUENTLY ASKED QUESTIONS
What is 7439HMS1?
7439HMS1 is a SEAL,PLAIN ENCASED.
What parts can replace 7439HMS1?
There are 5 known substitutes for 7439HMS1: 7439, 94091, GE997 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7439HMS1?
7439HMS1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-477-6747. This indicates validated use in U.S. government and defense supply chains.
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