Model: 1240004209123

Optical Element Retainer

Special Features:

Groove adjacent to shoulder thread, 0.047 in. W, 0.047 in. Deep.

Properties:

Shoulder Length
Between 0.313 inches and 0.344 inches
Tapered Hole Minor Diameter
Between 1.000 inches and 1.005 inches
Taper Angle In Deg
10.5
Width
Between 0.060 inches and 0.070 inches
Overall Length
Between 0.422 inches and 0.438 inches
Flange Diameter
Between 1.328 inches and 1.344 inches
Hole Or Slot Quantity
2
Depth
Between 0.060 inches and 0.070 inches
Drive Type
Slotted
Drive Facility Angular Spacing In Deg
180.0
Internal Annular Serration
Not provided
Setscrew Notch
Not provided
Shoulder Thread Size
1.188 in.-32uns-2a
Material
Plastic, mil-m-14, type mfe
Material
Plastic phenolic and silica
Material Specification
Mil-m-14, type mfe military specification single material response
Style Designator
Shouldered
Fsc Application Data
Periscope, tank m32, m32c, m35, m36
NSN
1240-00-420-9123
Part Number
1240004209123
Description
Retainer,optical Element
CAGE
SCY13

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes ring, externally threaded.

Part 1240004209123 NSN 1240-00-420-9123

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22451
FIIG:
T271-K
Concept No.:
App. Key:
KA
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

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

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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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