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33P18500-35 — RUBBER ROUND SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

33P18500-35: RUBBER ROUND SECTION.

The RUBBER ROUND SECTION is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC LOCATION NOT OTHERWISE SPECIFIED, surface_condition: SMOOTH BOTH SIDES, fabrication_method: SOLID, environmental_protection: WATER RESISTANT, cross-sectional_shape_style: CIRCULAR, nondefinitive_spec/std_data: I TYPE AND 1 CLASS. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-171-8629, 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
33P18500-35
NSN: 5330-00-171-8629
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC LOCATION NOT OTHERWISE SPECIFIED
surface_conditionSMOOTH BOTH SIDES
fabrication_methodSOLID
environmental_protectionWATER RESISTANT
cross-sectional_shape_styleCIRCULAR
nondefinitive_spec/std_dataI TYPE AND 1 CLASS
nonmetallic_hardness_rating60.0 MAXIMUM SHORE DUROMETER A
cross_section_outside_diameter0.375 INCHES NOMINAL IN
NSN5330-00-171-8629
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 33P18500-35 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
•
SURFACE CONDITION: SMOOTH BOTH SIDES
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
NONDEFINITIVE SPEC/STD DATA: I TYPE AND 1 CLASS
•
ENVIRONMENTAL PROTECTION: WATER RESISTANT
•
CROSS SECTION OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC LOCATION NOT OTHERWISE SPECIFIED
•
FABRICATION METHOD: SOLID
•
NONMETALLIC HARDNESS RATING: 60.0 MAXIMUM SHORE DUROMETER A
TECHNICAL CHARACTERISTICS
SURFACE CONDITIONSMOOTH BOTH SIDES
CROSS-SECTIONAL SHAPE STYLECIRCULAR
NONDEFINITIVE SPEC/STD DATAI TYPE AND 1 CLASS
ENVIRONMENTAL PROTECTIONWATER RESISTANT
CROSS SECTION OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC LOCATION NOT OTHERWISE SPECIFIED
FABRICATION METHODSOLID
NONMETALLIC HARDNESS RATING60.0 MAXIMUM SHORE DUROMETER A
SUBSTITUTES & CROSS-REFERENCES 1
MILR1149TYPE1CLASS1Reference document
Same NSN cross-reference
Reference document — Identification 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 33P18500-35?
33P18500-35 is a RUBBER ROUND SECTION.
What parts can replace 33P18500-35?
There is 1 known substitute for 33P18500-35: MILR1149TYPE1CLASS1. Substitute compatibility should be verified for your specific system.
What is the NSN for 33P18500-35?
33P18500-35 is cataloged in the U.S. Government catalog under NSN 5330-00-171-8629. This indicates validated use in U.S. government and defense supply chains.
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