Model: 11507756

Optical Element Retaining Ring

Properties:

Outside Diameter
Between 1.487 inches and 1.491 inches
Aperture Diameter
1.290 inches
Internal Flange Thickness
0.018 inches
Knurled Periphery
Not provided
Material
Aluminum alloy, qq-a-225/8, t6 or aluminum alloy, ww-t-700/6, alloy 6061, t6
Material
Aluminum alloy 6061 or aluminum alloy 6061
Material Specification
Qq-a-225/8, t6 federal specification 1st material response and ww-t-700/6, alloy 6061, t6 federal specification 2nd material response
NSN
1240-01-073-1661
Part Number
11507756
Description
Ring,retaining,optical Element
CAGE
18876

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 11507756 NSN 1240-01-073-1661

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:
136500
UFC:
68455
LTL:
RATING VARIABLE
LCL:
70.0
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 9803200000
  • SITC: 93100
  • End Use: Military apparel and footwear
  • NAICS: 990000
  • USDA: 1

Freight Class: Military equipments not identified by kind

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