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PartsTable / COMPONENT / 300-528P4
300-528P4 ✓ 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

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL, special_features: END ITEM 4220-01-101-6399. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-239-7704, 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
300-528P4
NSN: 5340-01-239-7704
FSC: 5340
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL
special_featuresEND ITEM 4220-01-101-6399
NSN5340-01-239-7704
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 300-528P4 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
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
SPECIAL FEATURESEND ITEM 4220-01-101-6399
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
0035068-6Interchangeable
interchangeable cross-reference
interchangeable
0035068Interchangeable
interchangeable cross-reference
interchangeable
35068Interchangeable
interchangeable cross-reference
interchangeable
A36561PC40Interchangeable
interchangeable cross-reference
interchangeable
A39350PC35Interchangeable
interchangeable cross-reference
interchangeable
35068-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 300-528P4?
300-528P4 is a RETAINER,HELICAL COMPRESSION SPR.
What parts can replace 300-528P4?
There are 7 known substitutes for 300-528P4: 0035068-6, 0035068, 35068 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 300-528P4?
300-528P4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-239-7704. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026