Model: MS51920-12-2

Plain Encased Seal

Properties:

Accommodated Shaft Diameter

1.375 inches

Seal Width

Between 0.235 inches and 0.265 inches

Case Style

Recessed

Housing Bore Diameter

Between 1.873 inches and 1.875 inches

Sealing Element Style

Angular

Material

Rubber synthetic sealing element

Material

Steel case

Surface Treatment

Cadmium case and chromate case or zinc case and chromate case

Surface Treatment Specification

Qq-p-416, type 2, cl 2 federal specification 1st treatment response case or qq-z-325, type 2, cl 2 federal specification 2nd treatment response case

Departure From Cited Document

Mone

NSN

5330-00-182-3222

Part Number

MS51920-12-2

Description

Seal,plain Encased

CAGE

96906

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 MS51920-12-2 NSN 5330-00-182-3222

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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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