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Optical Element Cell NSN 1270-01-171-6923

Item Description

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.

NSN 1270-01-171-6923 NSN: 1270-01-171-6923

Features and Characteristics

Thread Class
2b
Thread Pitch Diameters
+2.4536/+2.4588 inches
Thread Direction
Right-hand
Thread Length
0.180 inches
Overall Length
0.180 inches
Thread Size
2.470-40
Overall Diameter
2.525 inches
Screw Thread Series Designator
Uns
Thread Location
Internal
Eccentric Construction
Not provided
Chamfer Location
Both ends
Chamfer Size
0.032 in.By 25 deg
Material
Aluminum alloy, qq-a-225/8, t651
Material
Aluminum alloy 6061
Surface Treatment
Anodized, mil-a-8625, type 1, class 2
FSC
1270 Aircraft Gunnery Fire Control Components
NIIN
011716923
NSN
1270011716923

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
13074715
Cage Code:
04939
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 9803200000
  • NAICS: 990000
  • SITC: 93100
  • Description: Military equipments not identified by kind
  • End Use (Code 50060):
    Military apparel and footwear

Q & A

Frequently asked questions for NSN 1270-01-171-6923
What are the manufacturers of nsn 1270011716923?
Does this nsn 1270011716923 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1270011716923
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.
Does nsn 1270011716923 contain any precious metals?
No precious metal content.
Does nsn 1270011716923 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1270011716923?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
21859
FIIG:
T271-J
App. Key:
JB
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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