6650-00-137-3845

Find complete technical information, availability, and procurement data for: 6650-00-137-3845
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6650 Components and Accessories Test Equipment Optical Instruments

National Stock Number

6650-00-137-3845

Item Name Code

22451

Assigment Date

07/24/1971 (55 years ago)

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes:ring, externally threaded.

0.032 inches nominal width, 0.094 inches nominal overall length, 0.781 inches nominal recess diameter, 0.704 inches nominal hole diameter, 2 hole or slot quantity

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.704 inches nominal
Width: 0.032 inches nominal
Overall Length: 0.094 inches nominal
Hole Or Slot Quantity: 2
Recess Diameter: 0.781 inches nominal
Recess Depth: 0.031 inches nominal
Thread Size: 0.895 - 56 unf 2a
Depth: 0.032 inches nominal
Drive Type: slotted
Drive Facility Angular Spacing In Deg: 180.0
Guide Design: thread chamfer
Guide Location: both edges
Internal Annular Serration: not provided
Setscrew Notch: not provided
Hole Chamfer Angle In Deg: 45.0
Hole Chamfer Diameter: 0.768 inches nominal
Material: aluminum
Style Designator: recessed
Fsc Application Data: camera system

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6650-00-137-3845?

The FSCG of the NSN 6650-00-137-3845 is 6650

Does the NSN 6650-00-137-3845 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-137-3845 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 6650-00-137-3845 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-00-137-3845 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 6650-00-137-3845 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Sat, Jul 24, 1971