Model: 287-1256P1

Plain Encased Seal

Special Features:

Additional sealing surface on oneface

Properties:

Accommodated Shaft Diameter

3.500 inches

Seal Width

0.993 inches

Case Style

Square

Housing Bore Diameter

4.500 inches

Sealing Element Style

Angular

Material

Rubber synthetic sealing element

NSN

5330-00-951-8277

Part Number

287-1256P1

Description

Seal,plain Encased

CAGE

3B150

A pliable rubber, felt, leather, or composition ring-shaped element, split or solid; with or without spring or spreader, having a metal shell on all or a portion of at least two of the outer surfaces. It may be designed to be either bolt mounted or pressmounted between fixed and moveable parts to form a tight and effective seal by the pressure of the spring or spreader or the resiliency inherent in the element material. Excludes packing with retainer.

Part 287-1256P1 NSN 5330-00-951-8277

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04214

FIIG:

A032A0

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:

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Schedule B and Export

Schedule B: 8484200000
SITC: 74920
End Use: Industrial machines, other
NAICS: 339991
USDA: 1

Freight Class: Mechanical seals