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Technical Data Sheet
PartsTable / COMPONENT / 910079-6
910079-6 ✓ 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 criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-846-8451, 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
910079-6
NSN: 5340-00-846-8451
FSC: 5340
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5340-00-846-8451
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 910079-6 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
•
FIRST COUNTERBORE DIAMETER: 0.391 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
•
FIRST COUNTERBORE DEPTH: 0.469 INCHES NOMINAL IN
•
COLOR: BLACK
•
HOLE DIAMETER: 0.188 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT TOP COUNTERBORED
•
OUTSIDE/TOP FLANGE DIAMETER: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST COUNTERBORE DIAMETER0.391 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
FIRST COUNTERBORE DEPTH0.469 INCHES NOMINAL IN
OVERALL HEIGHT0.813 INCHES NOMINAL IN
COLORBLACK
HOLE DIAMETER0.188 INCHES NOMINAL IN
STYLE DESIGNATORFLAT TOP COUNTERBORED
OUTSIDE/TOP FLANGE DIAMETER1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
31-50704-500Upgraded Successor
successor cross-reference
successor
31-50704-502Upgraded Successor
successor cross-reference
successor
C2561-9-4TAPSInterchangeable
interchangeable cross-reference
interchangeable
39-90Interchangeable
interchangeable cross-reference
interchangeable
EX3944AInterchangeable
interchangeable cross-reference
interchangeable
TA1-325-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 910079-6?
910079-6 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 910079-6?
There are 16 known substitutes for 910079-6: 31-50704-500, 31-50704-502, C2561-9-4TAPS and 13 more. Substitute compatibility should be verified for your specific system.
Is 910079-6 still available?
910079-6 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026