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Technical Data Sheet
NAS832-20 ✓ 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

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: THREADED, thread_class: 2B, overall_diameter: 1.170 INCHES NOMINAL IN, special_features: COLOR IS RED, inside_diameter_length: 0.910 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 5340-01-210-0511, 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
NAS832-20
NSN: 5340-01-210-0511
FSC: 5340
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialPLASTIC
design_typeTHREADED
thread_class2B
overall_diameter1.170 INCHES NOMINAL IN
special_featuresCOLOR IS RED
inside_diameter_length0.910 INCHES NOMINAL IN
end_item_identificationUSED ON SEA KNIGHT H-46 HELICOPTER
specification/standard_data80205-NAS-832 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
round_cap_outside_surface_conditionKNURLED
material_document_and_classificationL-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
thread_size_and_series/type_designator1 5/8-12 UN
opening_inside_diameter_for_which_designed1.630 INCHES NOMINAL IN
NSN5340-01-210-0511
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS832-20 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 OR GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL: PLASTIC
THREAD CLASS: 3B
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1 5/8-12 UN
INSIDE DIAMETER LENGTH: 0.880 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
OVERALL DIAMETER: 1.780 INCHES MINIMUM AND 1.840 INCHES MAXIMUM IN
DESIGN TYPE: THREADED
ROUND CAP OUTSIDE SURFACE CONDITION: RIBBED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-390, TYPE 1, CLASS L, GRADE 1 OR GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALPLASTIC
THREAD CLASS3B
THREAD SIZE AND SERIES/TYPE DESIGNATOR1 5/8-12 UN
INSIDE DIAMETER LENGTH0.880 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
OVERALL DIAMETER1.780 INCHES MINIMUM AND 1.840 INCHES MAXIMUM IN
DESIGN TYPETHREADED
ROUND CAP OUTSIDE SURFACE CONDITIONRIBBED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
5340PL0845466Upgraded Successor
successor cross-reference
successor
N351CD3Upgraded Successor
successor cross-reference
successor
5340PL1879934Upgraded Successor
successor cross-reference
successor
NAS832-6Upgraded Successor
successor cross-reference
successor
5340PL0845484Upgraded Successor
successor cross-reference
successor
CD6Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS832-20?
NAS832-20 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace NAS832-20?
There are 27 known substitutes for NAS832-20: 5340PL0845466, N351CD3, 5340PL1879934 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS832-20?
NAS832-20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-210-0511. This indicates validated use in U.S. government and defense supply chains.
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