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Technical Data Sheet
PartsTable / COMPONENT / 500179
500179 ✓ 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

COVER,PROTECTIVE,DUST AND MOISTU. Key specifications include end_item_identification: GEARBOX ASSEMBLY, part_name_assigned_by_controlling_agency: PLUG, CONCAVE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-154-0496, 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
500179
NSN: 5330-00-154-0496
FSC: 5330
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
end_item_identificationGEARBOX ASSEMBLY
part_name_assigned_by_controlling_agencyPLUG, CONCAVE
NSN5330-00-154-0496
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 500179 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
•
SEAL WIDTH: 0.469 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 3.000 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 4.003 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.469 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER3.000 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
CASE STYLESQUARE
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
MATERIALSTEEL CASE
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER4.003 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
63-2176Interchangeable
interchangeable cross-reference
interchangeable
D2HZ 4813-AInterchangeable
interchangeable cross-reference
interchangeable
10482Interchangeable
interchangeable cross-reference
interchangeable
301411 ITEM 24Interchangeable
interchangeable cross-reference
interchangeable
500179Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 500179?
500179 is a COVER,PROTECTIVE,DUST AND MOISTU.
What parts can replace 500179?
There are 6 known substitutes for 500179: 63-2176, D2HZ 4813-A, 10482 and 3 more. Substitute compatibility should be verified for your specific system.
Is 500179 still available?
500179 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