654745

View detailed technical data, stock status, and sourcing information for: 654745

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654745
Federal Supply Group
Fire Control Equipment
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
National Stock Number
1240-00-177-0659
Item Name Code
22585
Assigment Date
01/01/1963 (63 years ago)

0.297 inches nominal overall length, right-hand thread direction, 2.218 inches nominal groove diameter, 0.171 inches thread length, 2b thread class

Product Characteristics

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

Thread Class
2b
Thread Direction
right-hand
Groove Diameter
2.218 inches nominal
Thread Length
0.171 inches
Overall Length
0.297 inches nominal
Outside Diameter
2.562 inches nominal
Thread Size
2.437-32
Aperture Diameter
2.125 inches nominal
Inner Groove Width
0.0930 inches nominal
End Item Identification
gun sight mk29
Screw Thread Series Designator
uns
Thread Location
internal
Internal Flange Thickness
0.064 inches nominal
Groove Location
inside face of flange
Material
copper alloy 330

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
265200 Optical Element Retaining Ring
654745 Optical Element Retaining Ring

FAQs

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

What is the FSCG of the NSN 1240-00-177-0659?
The FSCG of the NSN 1240-00-177-0659 is 1240
Does the NSN 1240-00-177-0659 have a Schedule B code assigned?
Yes, the Schedule B code is 9803200000
Does NSN 1240-00-177-0659 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 1240-00-177-0659 contain precious materials?
Item does not contain precious metal.
Does NSN 1240-00-177-0659 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 1240-00-177-0659 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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