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Technical Data Sheet
PartsTable / COMPONENT / C204B9
C204B9 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include width: 0.500 INCHES NOMINAL IN, length: 100.000 FEET NOMINAL FT, material: STEEL CORROSION RESISTING, thickness: 0.030 INCHES NOMINAL IN, design_type: NAILLESS, special_features: CHANGE FSC INC FIIG; JUR;J6R; 08-19-2010.. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-245-9438, 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
C204B9
NSN: 5340-00-245-9438
FSC: 5340
CAGE: ZD484 — BLACKWOOD J. BLACKWOOD & SON PTY LTD (AUS)
SPECIFICATIONS
width0.500 INCHES NOMINAL IN
length100.000 FEET NOMINAL FT
materialSTEEL CORROSION RESISTING
thickness0.030 INCHES NOMINAL IN
design_typeNAILLESS
special_featuresCHANGE FSC INC FIIG; JUR;J6R; 08-19-2010.
breaking_strength1500.00 POUNDS MINIMUM LBS
perforation_featureNOT INCLUDED
nominal_basis_weight18.82 FEET PER POUND FT
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
NSN5340-00-245-9438
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C204B9 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
•
LENGTH: 100.000 FEET NOMINAL FT
•
NOMINAL BASIS WEIGHT: 18.82 FEET PER POUND FT
•
THICKNESS: 0.030 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
•
WIDTH: 0.500 INCHES NOMINAL IN
•
BREAKING STRENGTH: 1500.00 POUNDS MINIMUM LBS
•
DESIGN TYPE: NAILLESS
•
PERFORATION FEATURE: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
LENGTH100.000 FEET NOMINAL FT
NOMINAL BASIS WEIGHT18.82 FEET PER POUND FT
THICKNESS0.030 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
WIDTH0.500 INCHES NOMINAL IN
BREAKING STRENGTH1500.00 POUNDS MINIMUM LBS
DESIGN TYPENAILLESS
PERFORATION FEATURENOT INCLUDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
C-20-4Interchangeable
interchangeable cross-reference
interchangeable
17405-2Interchangeable
interchangeable cross-reference
interchangeable
93-EE34642Interchangeable
interchangeable cross-reference
interchangeable
1371-46Interchangeable
interchangeable cross-reference
interchangeable
P209Interchangeable
interchangeable cross-reference
interchangeable
57041Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C204B9?
C204B9 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace C204B9?
There are 19 known substitutes for C204B9: C-20-4, 17405-2, 93-EE34642 and 16 more. Substitute compatibility should be verified for your specific system.
Is C204B9 still available?
C204B9 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026