Model: 521902

Plain Encased Seal

Properties:

Outside Diameter

3.756 inches

Tempurature Rating

-65.0 degrees fahrenheit and 225.0 degrees fahrenheit

Accommodated Shaft Diameter

2.875 inches

Seal Width

Between 0.422 inches and 0.454 inches

Accommodated Shaft Maximum Rated Speed

3600 feet per minute

Case Style

Square

Housing Bore Diameter

Between 3.736 inches and 3.766 inches

Sealing Element Style

Angular

Material

Rubber synthetic sealing element

Material Specification

429945 fscm 80201 mfr ref single material response sealing element

Surface Treatment

Plastic case

NSN

5330-00-503-5950

Part Number

521902

Description

Seal,plain Encased

CAGE

D9182

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 521902 NSN 5330-00-503-5950

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

596

TCC:

SHC:

ACC:

Trailers/Vehicles

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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