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C642 — UNIVERSAL JOINT,VEHICULAR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

C642: UNIVERSAL JOINT,VEHICULAR.

The UNIVERSAL JOINT,VEHICULAR is a the manufacturer industrial component. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 1.2812 INCHES NOMINAL IN, bore_diameter: 1.5000 INCHES NOMINAL IN, outside_shape: ROUND, major_diameter: 0.265 INCHES MINIMUM AND 0.367 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-361-5375, 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
C642
NSN: 5340-00-361-5375
NIINs: 003615375, 005171010, 006925245, 012787651
FSC: 5340 — Hardware, Commercial
CAGE: 55509 — COOPER CAMERON CORP AJAX-SUPERIOR DIV (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter1.2812 INCHES NOMINAL IN
bore_diameter1.5000 INCHES NOMINAL IN
outside_shapeROUND
major_diameter0.265 INCHES MINIMUM AND 0.367 INCHES MAXIMUM IN
overall_height0.8125 INCHES NOMINAL IN
overall_length2.000 INCHES NOMINAL IN
outside_diameter0.500 INCHES NOMINAL IN
special_featuresDISTANCE FROM CENTERLINE TO FLAT: 0.0920 IN. MIN AND 0.0925 IN. MAX; CONNECTION END TYPE, BOTH ENDS: HUB IN
style_designatorSEAT
bore_taper_in_deg30.0
NSN5340-00-361-5375
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C642 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
•
FIRST STEP DIAMETER: 1.7344 INCHES NOMINAL IN
•
END DIAMETER: 1.2812 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.2500 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
SECOND STEP DIAMETER: 2.3750 INCHES NOMINAL IN
•
BORE TAPER IN DEG: 30.0
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.8125 INCHES NOMINAL IN
FIRST STEP DIAMETER1.7344 INCHES NOMINAL IN
END DIAMETER1.2812 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.2500 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
SECOND STEP DIAMETER2.3750 INCHES NOMINAL IN
BORE TAPER IN DEG30.0
FIRST STEP LENGTH0.4062 INCHES NOMINAL IN
BORE DIAMETER1.5000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
C6462Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C642?
C642 is a UNIVERSAL JOINT,VEHICULAR.
What parts can replace C642?
There is 1 known substitute for C642: C6462. Substitute compatibility should be verified for your specific system.
What is the NSN for C642?
C642 is cataloged in the U.S. Government catalog under NSN 5340-00-361-5375. This indicates validated use in U.S. government and defense supply chains.
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