Model: 044430

Optical Element Retaining Ring

Properties:

Thread Class
2b and 2b and 2b
Thread Pitch Diameters
+0.1910/+0.2110 inches and +0.1390/+0.1590 inches and +0.3020/+0.3220 inches
Thread Direction
Right-hand and right-hand and right-hand
Outside Diameter
3.000 inches
Thread Size
1/4-20 and 10-24 and 3/8-16
Aperture Diameter
1.875 inches
Screw Thread Series Designator
Unc and unc and unc
Thread Location
Internal
Internal Flange Thickness
0.250 inches
Knurled Periphery
Provided
Material
Aluminum alloy, 6061
Material
Aluminum alloy 6061
Surface Treatment
Anodized, mil-a-8625, type 2, class 2
NSN
6650-01-122-0074
Part Number
044430
Description
Ring,retaining,optical Element
CAGE
34228

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 044430 NSN 6650-01-122-0074

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
058110
UFC:
33110
LTL:
200.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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