ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Optical Element Retaining Ring NSN 1240-00-989-4882

Item Description

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.

NSN 1240-00-989-4882 NSN: 1240-00-989-4882

Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Thread Length
0.312 inches
Overall Length
0.437 inches
Outside Diameter
2.937 inches
Thread Size
1.562 in.-32
Aperture Diameter
1.948 inches
Screw Thread Series Designator
Uns
Thread Location
Internal
Internal Flange Thickness
0.312 inches
Knurled Periphery
Provided
Material
Aluminum alloy, qq-a-268, t4-canceled
Material
Aluminum alloy 2024
Surface Treatment
Anodized black
Fsc Application Data
Periscope xm36, integrated with fire control equipment
FSC
1240 Optical Sighting And Ranging Equipment
NIIN
009894882
NSN
1240009894882

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8635182
Cage Code:
19200
Status:
A
MSDS:
Part Number:
1240009894882
Cage Code:
A00AM
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 1240-00-989-4882
What are the manufacturers of nsn 1240009894882?
Does this nsn 1240009894882 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1240009894882
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.
Does nsn 1240009894882 contain any precious metals?
No precious metal content.
Does nsn 1240009894882 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1240009894882?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22585
FIIG:
T271-J
App. Key:
JC
Cond. Code:
2
Status:
A

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo