Model: SMD850409

Optical Element Retainer

Properties:

Shoulder Length
Between 0.080 inches and 0.090 inches
Hole Diameter
Between 1.437 inches and 1.442 inches
Overall Length
Between 0.189 inches and 0.199 inches
Hole Or Slot Quantity
4
Diameter
0.062 inches
End Application
Night vision sight an/pvs-5
Drive Type
Drilled hole
Drive Facility Angular Spacing In Deg
90.0
Radius From Geometric Axis To Hole Center
Between 0.765 inches and 0.770 inches
Guide Design
Thread chamfer
Guide Location
Drive edge
Internal Annular Serration
Not provided
Setscrew Notch
Not provided
Flange Thread Size
1.6875 in.-32
Material
Aluminum alloy, 6061
Material
Aluminum alloy 6061
Style Designator
Shouldered
Surface Treatment
Dull black
NSN
5855-01-039-2857
Part Number
SMD850409
Description
Retainer,optical Element
CAGE
2S308

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 SMD850409 NSN 5855-01-039-2857

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:
P
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
70.0
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9014900000
  • SITC: 87412
  • End Use: Marine engines, parts
  • NAICS: 334511
  • USDA: 1

Freight Class: Parts & accessories for direction finding compasses and other navigational instruments and appliances

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