Model: 417188PC3

Optical Element Retaining Ring

Properties:

Thread Class
3b
Thread Direction
Right-hand
Thread Length
0.250 inches
Overall Length
0.250 inches
Outside Diameter
1.875 inches
Thread Size
1 1/2-20
Aperture Diameter
1.451 inches
End Application
Gun sight mk15
Screw Thread Series Designator
Uns
Thread Location
Internal
Internal Flange Thickness
0.125 inches
Knurled Periphery
Not provided
Material
Steel
Material
Steel
NSN
6650-00-382-5646
Part Number
417188PC3
Description
Ring,retaining,optical Element
CAGE
53711

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.

Part 417188PC3 NSN 6650-00-382-5646

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22585
FIIG:
T271-J
Concept No.:
App. Key:
JC
Cond. Code:
2
Status:
A

Material Classification

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114850
UFC:
58880
LTL:
70.0
LCL:
--
WCC:
651
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 9018500000
  • SITC: 87225
  • End Use: Medicinal equipment
  • NAICS: 339115
  • USDA: 1

Freight Class: Other ophthalmic instruments and appliances and parts and accessories

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