Model: 13144096

Optical Element Retaining Ring

Properties:

Thread Class
2a
Thread Pitch Diameters
+1.1590/+1.1631 inches
Thread Direction
Right-hand
Thread Length
0.140 inches
Overall Length
0.220 inches
Outside Diameter
1.250 inches
Thread Size
1.188-28
Aperture Diameter
0.220 inches
Screw Thread Series Designator
Un
Thread Location
External
Internal Flange Thickness
0.025 inches
Knurled Periphery
Not provided
Material
Steel, corrosion resisting
Material
Stainless steel
Surface Treatment
Passivate and oxide
Surface Treatment
Passivated, qq-p-35 and black oxide
NSN
6650-01-155-3289
Part Number
13144096
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 13144096 NSN 6650-01-155-3289

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:
095190
UFC:
49790
LTL:
70.0
LCL:
70.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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