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MA63-21085 — CAP,FILLER OPENING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MA63-21085: CAP,FILLER OPENING.

The CAP,FILLER OPENING is a the manufacturer industrial component. Key specifications include features_provided: BREATHER HOLE, accommodation_type: PLAIN END GRIPPING, retaining_device_type: CHAIN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-096-2006, 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
MA63-21085
NSN: 5340-01-096-2006
FSC: 5340 — Hardware, Commercial
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
features_providedBREATHER HOLE
accommodation_typePLAIN END GRIPPING
retaining_device_typeCHAIN
NSN5340-01-096-2006
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MA63-21085 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
ACCOMMODATION TYPE: PLAIN END GRIPPING
•
RETAINING DEVICE TYPE: CHAIN
•
FEATURES PROVIDED: BREATHER HOLE
TECHNICAL CHARACTERISTICS
ACCOMMODATION TYPEPLAIN END GRIPPING
RETAINING DEVICE TYPECHAIN
FEATURES PROVIDEDBREATHER HOLE
SUBSTITUTES & CROSS-REFERENCES 2
AB-CAP-ONLYReference document
Same NSN cross-reference
Reference document — Secondary reference
EWB7633-10Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MA63-21085?
MA63-21085 is a CAP,FILLER OPENING.
What parts can replace MA63-21085?
There are 2 known substitutes for MA63-21085: AB-CAP-ONLY, EWB7633-10. Substitute compatibility should be verified for your specific system.
What is the NSN for MA63-21085?
MA63-21085 is cataloged in the U.S. Government catalog under NSN 5340-01-096-2006. This indicates validated use in U.S. government and defense supply chains.
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