DOW® Molykote® White O-Ring Grease Silicone Lubricant, 5.3 oz (150 g)
  • DOW® Molykote® White O-Ring Grease Silicone Lubricant, 5.3 oz (150 g)
  • DOW® Molykote® White O-Ring Grease Silicone Lubricant, 5.3 oz (150 g)
  • DOW® Molykote® White O-Ring Grease Silicone Lubricant, 5.3 oz (150 g)
  • DOW® Molykote® White O-Ring Grease Silicone Lubricant, 5.3 oz (150 g)

DOW® Molykote® White O-Ring Grease Silicone Lubricant, 5.3 oz (150 g)

superseded

DDP Specialty Electronic Material

Part # DC55-5-30Z=02

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Mfr Part # 4118446

Forecastable
Forecastable
Buy now from
Boeing Distribution (formerly Aviall)
This product has been replaced by new
Part # 4016065=02
View Replacement

Overview

Dow Corning DC55-5-30Z White O-Ring phenyl-methyl silicone grease formulated for lubrication between rubber and metal parts in pneumatic systems in aircraft, automotive and general industrial applications.

Features & Benefits

  • Wide service temperature range: Effective from -65°C (-85°F) to 175°C (347°F)
  • Ensures positive sealing: Slightly swells rubber O-rings to reduce leakage risk
  • Excellent oxidation resistance: Extends service life under challenging conditions
  • Good corrosion protection: Safeguards metal parts from rust and corrosion
  • Material compatibility: Safe for many plastics and elastomers except silicone rubber
  • Heat stable and oxidation resistant: Maintains performance over time and temperature extremes

Specifications

  • Part Number: DC55-5-30Z
  • Container Size: 5.3 oz (150 g)
  • Form: Grease-like Paste
  • Color: Off-White / Translucent White
  • Odor/Scent: None / Mild
  • Consistency: NLGI Grade 2 (Medium)
  • Composition: Phenyl-methyl silicone oil, Ester, Lithium soap thickener
  • Specific Gravity: 0.98 g/cm³ at 20°C
  • Base Oil Viscosity: 76 cSt at 40°C
  • Drop Point: >220°C
  • Shelf Life: 60 months (5 years) at or below 32°C (90°F)
Technical Information
  • Applications: Dynamic lubrication between rubber and metal parts in pneumatic systems; used in aircraft, automotive, and industrial applications; ideal for O-rings, gaskets, and rubber seals in static and moving devices
  • Application Method: Can be applied by brush, grease gun, or automatic lubrication system
  • Compatibility Note: Test compatibility with specific materials (especially polycarbonate, ABS, silicone rubber) before use; do not mix with other greases

Technical Information

FAA Approval Code

N/R

Condition

New

Country of Origin

United States

Harmonized Tariff Schedule Code

3403990000

Storage Required

No

Lead Time (Days)

50

Shelf Life

Yes

Total Shelf Life (Days)

1825

Forecasted

No

Dimensions (L x W x H)

2 x 1.67 x 8.25 Inch

Package Weight

0.40 LB

Aircraft Makes

Boeing

Aircraft Models

737-800
747-400
767-200

Shipping Details

Hazmat Code

ZND

ECCN

EAR99

Dry Ice

No

Schedule B

3403990000

8130-3 Eligible

No

Hazmat

No

ITAR Compliant

No

Part Explosive

No

Item Replacement History

Buy now from
Boeing Distribution (formerly Aviall)
This product has been replaced by new
Part # 4016065=02
View Replacement
Product information provided "as is", and Boeing may add, change, discontinue or remove product information at any time. Product photos may not be exact match to product delivered. See terms & conditions.