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Technical Data Sheet
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5.5-004Y — COVER,PROTECTIVE,DUST AND MOISTU

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5.5-004Y: COVER,PROTECTIVE,DUST AND MOISTU.

COVER,PROTECTIVE,DUST AND MOISTU. Key specifications include shape: CIRCULAR, material: RUBBER, features_provided: WEATHER RESISTANT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-647-2728, 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
5.5-004Y
NSN: 5340-01-647-2728
FSC: 5340 — Hardware, Commercial
CAGE: 3M927 — ACCURATE PRODUCTS INCORPORATED DIV ACCURATE PRODUCTS INC. (USA)
SPECIFICATIONS
shapeCIRCULAR
materialRUBBER
features_providedWEATHER RESISTANT
NSN5340-01-647-2728
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5.5-004Y 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
•
SHAPE: CIRCULAR
•
FEATURES PROVIDED: WEATHER RESISTANT
•
COLOR: BLACK
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
SHAPECIRCULAR
FEATURES PROVIDEDWEATHER RESISTANT
COLORBLACK
MATERIALRUBBER
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
9545K52Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DWG P001501 REV F IT NO. 47Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5.5-004Y?
5.5-004Y is a COVER,PROTECTIVE,DUST AND MOISTU.
What parts can replace 5.5-004Y?
There are 2 known substitutes for 5.5-004Y: 9545K52, DWG P001501 REV F IT NO. 47. Substitute compatibility should be verified for your specific system.
What is the NSN for 5.5-004Y?
5.5-004Y is cataloged in the U.S. Government catalog under NSN 5340-01-647-2728. This indicates validated use in U.S. government and defense supply chains.
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