PartsTable
Technical Data Sheet
NAS-820-14-14S ✓ 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, POLYETHYLENE (PP), overall_diameter: 0.970 INCHES MINIMUM IN, specification/standard_data: 80205-NAS820 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD, material_document_and_classification: L-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE, opening_inside_diameter_for_which_designed: 0.565 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-272-4958, 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-820-14-14S
NSN: 5340-01-272-4958
FSC: 5340
CAGE: K2832 — PORTSMOUTH AVIATION LIMITED (GBR)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
overall_diameter0.970 INCHES MINIMUM IN
special_featuresLENGTH UNDER SHOULDER: 0.570 IN. NOM.;OPEN END INSIDE DIAMETER: 0.565 IN. NOM.;CLOSED END OVERALL DIAMETER: 0.970 IN. MIN. IN
specification/standard_data80205-NAS820 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
material_document_and_classificationL-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
opening_inside_diameter_for_which_designed0.565 INCHES NOMINAL IN
NSN5340-01-272-4958
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS-820-14-14S 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 DOCUMENT AND CLASSIFICATION: L-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL: PLASTIC, POLYETHYLENE (PP)
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.565 INCHES NOMINAL IN
OVERALL DIAMETER: 0.970 INCHES MINIMUM IN
SPECIFICATION/STANDARD DATA: 80205-NAS820 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALPLASTIC, POLYETHYLENE (PP)
SPECIAL FEATURESLENGTH UNDER SHOULDER: 0.570 IN. NOM.;OPEN END INSIDE DIAMETER: 0.565 IN. NOM.;CLOSED END OVERALL DIAMETER: 0.970 IN. MIN. IN
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.565 INCHES NOMINAL IN
OVERALL DIAMETER0.970 INCHES MINIMUM IN
SPECIFICATION/STANDARD DATA80205-NAS820 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
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-820-14-14S?
NAS-820-14-14S is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace NAS-820-14-14S?
There are 14 known substitutes for NAS-820-14-14S: NAS820-12A, EP12, NAS820 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS-820-14-14S?
NAS-820-14-14S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-272-4958. This indicates validated use in U.S. government and defense supply chains.
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