Model: AC 236-B-4

Sealing Compound

Special Features:

Service temperature range of minus 65 degrees f to plus 250 degrees f; for extrusion gun and spatula application; polysulfide; 4 hour working time

Properties:

Physical Form

Paste

Quantity Within Each Unit Package

3.500 ounces

Specific Usage Design

For aircraft integral fuel tanks and fuel cell cavities

Features Provided

Separate catalyst

Color

Brown

Material

Rubber synthetic

Supplementary Features

3-1/2 fluid ounce base and required amount of curing agent in separate containers

NSN

8030-01-140-2635

Part Number

AC 236-B-4

Description

Sealing Compound

CAGE

D1940

A chemical composition formulated for coating or for filling voids, cracks, joints or seams of objects and/or materials to exclude foreign matter and/or prevent the transmission of fluids therethrough. It is not designed to act as a primer coating or to be sanded or ground after application. It cannot be wiped off. For items which are specifically compounded to provide electrical insulating characteristics, use insulating compound, electrical. Excludes caulking compound; gasket cement; corrosion preventive compound; cement, iron and steel; plumbing fixture setting compound; preservative coating, rubber and textile treating compounds.

Part AC 236-B-4 NSN 8030-01-140-2635

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

03268

FIIG:

A536D0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

149610

UFC:

74810

LTL:

55.0

LCL:

WCC:

620

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 3214100010
SITC: 53354
End Use: Shingles, molding, wallboard
NAICS: 325520
USDA: 1

Freight Class: Caulking compounds