The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.542 INCHES MINIMUM AND 2.594 INCHES MAXIMUM IN, center_hole_diameter: 2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM. This part is cataloged in the U.S.
Government catalog under NSN 5331-01-027-8985, 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
142-477B
NSN:5331-01-027-8985 FSC:5331 — O-ring CAGE:07322 — MINNESOTA RUBBER CO (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating
90.0 SHORE DUROMETER A NOMINAL
outside_diameter
2.542 INCHES MINIMUM AND 2.594 INCHES MAXIMUM IN
center_hole_diameter
2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN
elongation_percentage
160 MAXIMUM
cross-sectional_height
0.094 INCHES NOMINAL IN
NSN
5331-01-027-8985
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.094 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.542 INCHES MINIMUM AND 2.594 INCHES MAXIMUM IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
CENTER HOLE DIAMETER: 2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING
-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT
0.094 INCHES NOMINAL IN
OUTSIDE DIAMETER
2.542 INCHES MINIMUM AND 2.594 INCHES MAXIMUM IN
HARDNESS RATING
90.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE
160 MAXIMUM
CENTER HOLE DIAMETER
2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN
MATERIAL
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 142-477B?
142-477B is a O-RING.
What parts can replace 142-477B?
There are 4 known substitutes for 142-477B: 2-142N552-90, GV39-619-42-90, 0J/C.290.001.42 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 142-477B?
142-477B is cataloged in the U.S. Government catalog under NSN 5331-01-027-8985. This indicates validated use in U.S. government and defense supply chains.
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