Model: N4207

Preformed Packing

Properties:

Cross Sectional Shape
O-ring
Tempurature Rating
-5.0 degrees celsius and 205.0 degrees celsius
Cross-sectional Height
Between 0.100 inches and 0.106 inches
Center Hole Diameter
Between 0.852 inches and 0.872 inches
End Application
2840-99-645-9394
Hardness Rating
70.0 shore durometer a and 80.0 shore durometer a
Operating Medium
Fluid, high temperature
Color
Brown
Material
Rubber polymethylene-perfluoroalkylene class fkm
Material Specification
Ams7280 assn standard single material response or astm d2000/sae j200 2hk715a1-10b37b38ef31eo78f18z1 assn standard single material response
Relationship To Similar Equipment
SIMI-LA-RTO-NSN5
Type/model Designation
Rb199mk101/103/104
Reference Number Differentiating Characteristics
As diff by specification k2617 hte7300 performance rqmt tornado aircraft engine model rb199
NSN
5330-01-048-4995
Part Number
N4207
Description
Packing,preformed
CAGE

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

Part N4207 NSN 5330-01-048-4995

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04521
FIIG:
A032A0
Concept No.:
App. Key:
AC
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

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Schedule B and Export
  • Schedule B: 3926904500
  • SITC: 89399
  • End Use: Other industrial supplies
  • NAICS: 339991
  • USDA: 1

Freight Class: Gaskets,washers & other seals

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