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A2902 PIECE 179 — CAP,FILLER OPENING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A2902 PIECE 179: CAP,FILLER OPENING.

The CAP,FILLER OPENING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-172-0594, 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
A2902 PIECE 179
NSN: 5340-01-172-0594
FSC: 5340 — Hardware, Commercial
CAGE: 71871 — ALFA LAVAL INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
NSN5340-01-172-0594
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A2902 PIECE 179 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: STEEL OVERALL
TECHNICAL CHARACTERISTICS
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 2
4330PL0662483Reference document
Same NSN cross-reference
Reference document — Informative reference only
32933Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A2902 PIECE 179?
A2902 PIECE 179 is a CAP,FILLER OPENING.
What parts can replace A2902 PIECE 179?
There are 2 known substitutes for A2902 PIECE 179: 4330PL0662483, 32933. Substitute compatibility should be verified for your specific system.
What is the NSN for A2902 PIECE 179?
A2902 PIECE 179 is cataloged in the U.S. Government catalog under NSN 5340-01-172-0594. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.