Model: 8213381

Optical Element Cell

Properties:

Thread Class
2b and 2a
Thread Pitch Diameters
+4.1672/+4.1732 inches and +2.5366/+2.5409 inches
Thread Pitch Diameters
+4.1672 to 4.1732 inches and +2.5366 to 2.5409 inches
Thread Direction
Right-hand and right-hand
Thread Length
0.280 inches and 0.245 inches
Overall Length
Between 7.640 inches and 7.650 inches
Thread Size
4-3/16 in.-32 and 2-9/16 in.-32
Overall Diameter
Between 4.300 inches and 4.310 inches
Screw Thread Series Designator
Uns and uns
Thread Location
Internal and external
Eccentric Construction
Not provided
Element Securing Method
Screw
Material
Aluminum alloy, qq-a-601, alloy 355, t6 and aluminum alloy, qq-a-601, alloy 356, t6
Material
Aluminum alloy 355.0 and aluminum alloy 356.0
Material Specification
Qq-a-601, alloy 355, t6 federal specification 1st material response and qq-a-601, alloy 356, t6 federal specification 2nd material response
Surface Treatment
Anodize
Surface Treatment
Anodized, mil-a-8625, type 1, class 2
Fsc Application Data
Periscope, tank
NSN
1240-00-131-6286
Part Number
8213381
Description
Cell,optical Element
CAGE

A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.

Part 8213381 NSN 1240-00-131-6286

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
21859
FIIG:
T271-J
Concept No.:
App. Key:
JB
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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