PPG Aerospace/PRC DeSoto® Adhesion Sealant Semkit 654 Dk Red Mil-S-8784 Rev B Cl B-1/2 6oz PR1428B1-2

PPG Aerospace/PRC DeSoto® Adhesion Sealant Semkit 654 Dk Red Mil-S-8784 Rev B Cl B-1/2 6oz PR1428B1-2

PPG Aerospace PRC DeSoto

Part # PR1428B1-2=5N

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Mfr Part # PR1428B1-2

This low adhesion sealant is suitable for access door sealing and fabricating form-in-place gaskets. It operates within a temperature range of -65°F to 250°F, with short-term use up to 275°F. Additionally, it protects electrical components from fuel, moisture, dirt, and short circuits, available in two-part kits and Semco® cartridges.
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Boeing Distribution (formerly Aviall)
WARNING: This product can expose you to chemicals including CARBON BLACK (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE [= 10 MICROMETERS]) and TITANIUM DIOXIDE (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE) which is [are] known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Overview

PR-1428 Class B is a low adhesion sealant.  It has a service temperature range from -65°F (-54°C) to250°F (121°C), with intermittent excursions up to275°F (135°C). The material is designed for use as anaccess door sealant or in the fabrication of form-in-place (FIP) gaskets. It can also be used to protectelectrical wires, terminals and equipment against fuel,moisture, dirt and short circuits. PR-1428 Class B is supplied in two-part kits andSemco®cartridges.

Features & Benefits

  • Low adhesion designed for easy removal and maintenance access
  • Two-part, manganese dioxide-cured polysulfide compound
  • Paste consistency suitable for fillet sealing with low sag
  • Multi-purpose use protects electrical wires and terminals
  • Meets MIL-S-8784 Rev B Class B-1/2 military specification
  • Reusable access without damaging sealed components
  • Versatile as access door sealant, FIP gasket, or protective potting
  • Durable seal provides environmental protection in aviation

Specifications

  • Product Type: Low Adhesion Sealant / FIP Gasket Material
  • Manufacturer: PPG Aerospace/PRC DeSoto
  • Container Size: 6 oz
  • Container Type: 654 Semkit®
  • Base Chemistry: Two-part, manganese dioxide-cured polysulfide
  • Service Temperature: -65°F to 250°F (intermittent to 275°F)
  • Application Life: Class B-1/2 (approx. 30 minutes)
  • Color: Dark Red (mixed)
  • Compliance: MIL-S-8784 Rev B Class B-1/2

Technical Information

FAA Approval Code

N/R

Condition

New

Country of Origin

United States

Harmonized Tariff Schedule Code

3214100020

Storage Required

No

Lead Time (Days)

21

Shelf Life

Yes

Total Shelf Life (Days)

365

Forecasted

Yes

Dimensions (L x W x H)

3 x 3 x 15 Inch

Package Weight

0.53 LB

Aircraft Makes

Boeing

Aircraft Models

737-500
767-200
727-100
737-300
747
737-100
6 more

Shipping Details

Hazmat Code

ZND

ECCN

EAR99

Schedule B

3214100020

8130-3 Eligible

No

Hazmat

No

Part Explosive

No

Item Replacement History

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Boeing Distribution (formerly Aviall)
DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. See terms & conditions.