Model: 74D740220-2025

Optical Instrument Prism

Special Features:

2 sides fine groung to 30 micron max.

Properties:

Overall Length
8.550 inches
Overall Width
2.250 inches
Aperture Diameter
2.000 inches
Angle In Deg
45.0
End Application
F/a-18 aircraft; periscope assembly-eots.
Surface Finish
Polished
Coating Feature
Antireflection
Reflectance/transmittance Percentage Ratio
60: 40
Material
Glass, optical, jan-g-174, grade a
Material
Glass, optical, jan-g-174, grade a
Style Designator
Rhomboidal
NSN
6650-01-431-2266
Part Number
74D740220-2025
Description
Prism,optical Instrument
CAGE
76301

A transparent item with at least two polished plane surfaces inclined toward each other, designed for use in optical instruments to reflect and/or refract a beam of light. It may have one or more mirrored surfaces for greater reflection. Includes optical wedges used to divert paths of light by refraction, but to a lesser degree. See also beam splitter, optical instrument.

Part 74D740220-2025 NSN 6650-01-431-2266

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
21879
FIIG:
T271-M
Concept No.:
App. Key:
MA
Cond. Code:
1
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
058110
UFC:
33110
LTL:
200.0
LCL:
--
WCC:
744
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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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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