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:
BB
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
596
TCC:
Z
SHC:
9
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

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