Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: COMPRESSOR ASSEMBLY, ASDS; ENVIRONMENTAL CONDITIONING UNIT, criticality_code_justification: ZZZX, part_name_assigned_by_controlling_agency: (DRAWING) O-RING. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-540-0866, 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.
COMPRESSOR ASSEMBLY, ASDS; ENVIRONMENTAL CONDITIONING UNIT
criticality_code_justification
ZZZX
part_name_assigned_by_controlling_agency
(DRAWING) O-RING
NSN
5331-01-540-0866
COMPONENT DIAGRAM
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZX
•
DEPARTURE FROM CITED DESIGNATOR: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS AND REQUIRES CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1622 OR MIL-STD-1330 AS DEEMED APPLICABLE. CRITICAL ITEMS FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES.
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATION
ZZZX
END ITEM IDENTIFICATION
COMPRESSOR ASSEMBLY, ASDS; ENVIRONMENTAL CONDITIONING UNIT
DEPARTURE FROM CITED DESIGNATOR
MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS AND REQUIRES CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1622 OR MIL-STD-1330 AS DEEMED APPLICABLE. CRITICAL ITEMS FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES.
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FREQUENTLY ASKED QUESTIONS
What is 6394540 FIND 21?
6394540 FIND 21 is a O-RING.
What parts can replace 6394540 FIND 21?
There are 19 known substitutes for 6394540 FIND 21: 5331001675173, 20261 FIND 29,3, 123-908-5-90 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6394540 FIND 21?
6394540 FIND 21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-540-0866. This indicates validated use in U.S. government and defense supply chains.
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