Model: 21659

Plain Encased Seal

Properties:

Accommodated Shaft Diameter

Between 1.375 inches and 1.378 inches

Seal Width

Between 0.360 inches and 0.390 inches

Accommodated Shaft Maximum Rated Speed

650 feet per minute

Case Style

Recessed

Housing Bore Diameter

Between 2.439 inches and 2.440 inches

Sealing Element Style

Vertical

Material

Rubber polyester urethane class au sealing element or rubber polyether urethane class eu sealing element or rubber butadiene-acrylonitrile class nbr sealing element

Material Specification

Astm d2000 5bg710a14b14e14e34 assn standard single material response sealing element

NSN

5330-00-997-1910

Part Number

21659

Description

Seal,plain Encased

CAGE

59618

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 21659 NSN 5330-00-997-1910

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:

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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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