The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: 2350-01-458-7410, part_name_assigned_by_controlling_agency: BACK UP RING. This part is cataloged in the U.S.
Government catalog under NSN 5331-01-707-5442, 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
PRS21-2
NSN:5331-01-707-5442 FSC:5331 — O-ring CAGE:63054 — SUB AQUATICS, INC. DBA BREATHING AIR SYSTEMS DIV SUB-AQUATICS INC, DBA BREATHING AIR SYSTEMS (USA)
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FREQUENTLY ASKED QUESTIONS
What is PRS21-2?
PRS21-2 is a O-RING.
What parts can replace PRS21-2?
There is 1 known substitute for PRS21-2: DRS PARTS TABLE. Substitute compatibility should be verified for your specific system.
What is the NSN for PRS21-2?
PRS21-2 is cataloged in the U.S. Government catalog under NSN 5331-01-707-5442. This indicates validated use in U.S. government and defense supply chains.
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