PartsTable
Technical Data Sheet
NAS 820-32A ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: PLASTIC, overall_diameter: 2.097 INCHES MINIMUM IN, special_features: OVERALL LENGTH: 0.660 IN. NOM.;SIZE DESIGNATION: 32;MOUNTING FACILITY TYPE AND QUANTITY: 1 PRESS FIT IN, end_item_identification: AIRCRAFT, GALAXY C-5, criticality_code_justification: FEAT.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-322-4929, 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
NAS 820-32A
NSN: 5340-01-322-4929
FSC: 5340
CAGE: 0ZBE8 — TRIMAN INDUSTRIES INC (USA)
SPECIFICATIONS
materialPLASTIC
overall_diameter2.097 INCHES MINIMUM IN
special_featuresOVERALL LENGTH: 0.660 IN. NOM.;SIZE DESIGNATION: 32;MOUNTING FACILITY TYPE AND QUANTITY: 1 PRESS FIT IN
end_item_identificationAIRCRAFT, GALAXY C-5
criticality_code_justificationFEAT
NSN5340-01-322-4929
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS 820-32A 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
MATERIAL: PLASTIC
OVERALL DIAMETER: 2.097 INCHES MINIMUM IN
CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC
OVERALL DIAMETER2.097 INCHES MINIMUM IN
CRITICALITY CODE JUSTIFICATIONFEAT
END ITEM IDENTIFICATIONAIRCRAFT, GALAXY C-5
SPECIAL FEATURESOVERALL LENGTH: 0.660 IN. NOM.;SIZE DESIGNATION: 32;MOUNTING FACILITY TYPE AND QUANTITY: 1 PRESS FIT IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
NAS820-12AInterchangeable
interchangeable cross-reference
interchangeable
EP12Interchangeable
interchangeable cross-reference
interchangeable
NAS820Interchangeable
interchangeable cross-reference
interchangeable
NAS820-10AInterchangeable
interchangeable cross-reference
interchangeable
NAS820-14AInterchangeable
interchangeable cross-reference
interchangeable
10117244Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS 820-32A?
NAS 820-32A is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace NAS 820-32A?
There are 14 known substitutes for NAS 820-32A: NAS820-12A, EP12, NAS820 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS 820-32A?
NAS 820-32A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-322-4929. This indicates validated use in U.S. government and defense supply chains.
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