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388216-1 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

388216-1: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q, center_hole_diameter: 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN, cross-sectional_height: 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-288-2034, 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
388216-1
NSN: 5331-00-288-2034
FSC: 5331 — O-ring
CAGE: 00752 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORP DIV ANTENNA PRODUCTS (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
center_hole_diameter0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
cross-sectional_height0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
NSN5331-00-288-2034
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 388216-1 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: 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 1
ZZ-R-765E CL1GR70REDReference document
Same NSN cross-reference
Reference document — Secondary reference
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 388216-1?
388216-1 is a O-RING.
What parts can replace 388216-1?
There is 1 known substitute for 388216-1: ZZ-R-765E CL1GR70RED. Substitute compatibility should be verified for your specific system.
What is the NSN for 388216-1?
388216-1 is cataloged in the U.S. Government catalog under NSN 5331-00-288-2034. This indicates validated use in U.S. government and defense supply chains.
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