Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 65.0 SHORE DUROMETER A MINIMUM AND 71.0 SHORE DUROMETER A MAXIMUM, center_hole_diameter: 0.482 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, material_document_and_classification: MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-007-6256, 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
252739R1
NSN:5330-00-007-6256 FSC:5330 CAGE:45RP7 — DRESSTA NORTH AMERICA LTD (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating
65.0 SHORE DUROMETER A MINIMUM AND 71.0 SHORE DUROMETER A MAXIMUM
center_hole_diameter
0.482 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN
cross-sectional_height
0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
material_document_and_classification
MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE
NSN
5330-00-007-6256
COMPONENT DIAGRAM
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES
CROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
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FREQUENTLY ASKED QUESTIONS
What is 252739R1?
252739R1 is a PACKING,PREFORMED.
What parts can replace 252739R1?
There are 8 known substitutes for 252739R1: 25704-281520-85-0, 74-02501-1010, S7-10 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 252739R1?
252739R1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-007-6256. This indicates validated use in U.S. government and defense supply chains.
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