Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The DIFFERENTIAL GEAR UNIT is a the manufacturer industrial component. Key specifications include special_features: COMMONLY USED TO PROTECT AIR BRAKE RESERVOIRS FROM BEING DEPLETED BY THE FAILURE OF OTHER AIR ACCESSORY ITEMS., supplementary_features: PORT SIZE(NPT)INLET AND OUTLET 0.250 INCH; NOMINAL CLOSING PRESSURE: 70 PSI IN, part_name_assigned_by_controlling_agency: PRESSURE PROTECTION VALVE. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-418-6795, 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.
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FREQUENTLY ASKED QUESTIONS
What is 121860?
121860 is a DIFFERENTIAL GEAR UNIT.
What parts can replace 121860?
There are 2 known substitutes for 121860: 121860, 140380. Substitute compatibility should be verified for your specific system.
What is the NSN for 121860?
121860 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-418-6795. This indicates validated use in U.S. government and defense supply chains.
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