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Technical Data Sheet
PartsTable / O-RING / PD5330-221-7
PD5330-221-7 ✓ 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

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, cross-sectional_height: 0.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-231-3220, 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
PD5330-221-7
NSN: 5331-00-231-3220
FSC: 5331 — O-RING
CAGE: 95683 — GENERAL STORES SUPPLY OFFICE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
cross-sectional_height0.250 INCHES NOMINAL IN
NSN5331-00-231-3220
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PD5330-221-7 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
•
CROSS-SECTIONAL HEIGHT: 0.250 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.250 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
MILP5516CLASSBInterchangeable
interchangeable cross-reference
interchangeable
MIL-P-25732Interchangeable
interchangeable cross-reference
interchangeable
223227Interchangeable
interchangeable cross-reference
interchangeable
EE38PC37Interchangeable
interchangeable cross-reference
interchangeable
C498ITEM3Interchangeable
interchangeable cross-reference
interchangeable
563-6700-932147ALTPC12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PD5330-221-7?
PD5330-221-7 is a O-RING.
What parts can replace PD5330-221-7?
There are 18 known substitutes for PD5330-221-7: MILP5516CLASSB, MIL-P-25732, 223227 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PD5330-221-7?
PD5330-221-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-231-3220. 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