Model: 2475256

Optical Element Retaining Ring

Properties:

Groove Diameter
1.385 inches
Outside Diameter
1.750 inches
Aperture Diameter
Between 1.312 inches and 1.385 inches
Inner Groove Width
0.0620 inches
Mounting Configuration
Three 0.096 in. Diameter mtg holes equally spaced
Internal Flange Thickness
0.125 inches
Groove Location
Inside face of flange
Knurled Periphery
Not provided
Material
Aluminum alloy
Material
Aluminum alloy
Surface Treatment
Anodized, mil-a-8625, type 2
NSN
6650-00-789-8174
Part Number
2475256
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 2475256 NSN 6650-00-789-8174

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:
058110
UFC:
33110
LTL:
200.0
LCL:
--
WCC:
744
TCC:
Z
SHC:
9
ACC:
Medical Supplies

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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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