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Technical Data Sheet
NAS835 ✓ 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: ALUMINUM ALLOY 3003 OR ALUMINUM ALLOY 6061, design_type: THREADED, thread_class: 3B, overall_length: 0.610 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN, overall_diameter: 0.741 INCHES MINIMUM AND 0.801 INCHES MAXIMUM IN, special_features: SEAL MATERIAL IS CHLOROPRENE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-804-0768, 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
NAS835
NSN: 5340-00-804-0768
FSC: 5340
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 3003 OR ALUMINUM ALLOY 6061
design_typeTHREADED
thread_class3B
overall_length0.610 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN
overall_diameter0.741 INCHES MINIMUM AND 0.801 INCHES MAXIMUM IN
special_featuresSEAL MATERIAL IS CHLOROPRENE
surface_treatmentANODIZE
inside_diameter_length0.038 INCHES NOMINAL IN
end_item_identificationAN/APG-82(V)
nondefinitive_spec/std_data2 TYPE AND A CLASS AND 3 SIZE
round_cap_outside_surface_conditionKNURLED
material_document_and_classificationAMS-QQ-A-250/2 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B209 ASSN STD SINGLE MATERIAL RESPONSE OR AMS-QQ-200/8./9 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-00-804-0768
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS835 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
DESIGN TYPE: THREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE A
MATERIAL: ALUMINUM ALLOY 3003
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 7/8-14 UNF
SURFACE TREATMENT: CHROMATE OR ANODIZE
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND A CLASS AND 10 SIZE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/2, COMP 3003 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL DIAMETER: 1.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPETHREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE A
MATERIALALUMINUM ALLOY 3003
THREAD SIZE AND SERIES/TYPE DESIGNATOR7/8-14 UNF
SURFACE TREATMENTCHROMATE OR ANODIZE
NONDEFINITIVE SPEC/STD DATA2 TYPE AND A CLASS AND 10 SIZE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/2, COMP 3003 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL DIAMETER1.438 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
MILC5501TYPE2CLASSASIZE10Interchangeable
Same NIIN cross-reference
interchangeable
5340PL1455471Interchangeable
Same NIIN cross-reference
interchangeable
M5501/3-10Interchangeable
Same NIIN cross-reference
interchangeable
M5501/3-8Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS835?
NAS835 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace NAS835?
There are 4 known substitutes for NAS835: MILC5501TYPE2CLASSASIZE10, 5340PL1455471, M5501/3-10 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS835?
NAS835 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-804-0768. This indicates validated use in U.S. government and defense supply chains.
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