1240-01-079-3051

Find complete technical information, availability, and procurement data for: 1240-01-079-3051

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1240-01-079-3051
Federal Supply Group
Fire Control Equipment
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
National Stock Number
1240-01-079-3051
Item Name Code
22451
Assigment Date
07/01/1979 (47 years ago)

A cylindrically shaped item with a concentric bore and a peripheral thread over its entire length or over a portion thereof. One face is drilled, slotted, knurled, or has projecting lugs for installation and/or removal purposes. Excludes:retainer, optical element.

0.094 inches nominal shoulder length, 1.197 inches nominal tapered hole minor diameter, 0.060 inches nominal width, 5.0 taper angle in deg, 1.344 inches nominal shoulder diameter

Product Characteristics

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

Shoulder Diameter
1.344 inches nominal
Shoulder Length
0.094 inches nominal
Tapered Hole Minor Diameter
1.197 inches nominal
Taper Angle In Deg
5.0
Width
0.060 inches nominal
Overall Length
0.312 inches nominal
Hole Or Slot Quantity
2
Depth
0.060 inches nominal
Drive Type
slotted
Drive Facility Angular Spacing In Deg
180.0
Guide Design
thread relief
Guide Location
edge opposite drive edge
Internal Annular Serration
not provided
Setscrew Notch
not provided
Flange Thread Size
1.4375 in.-32
Material
aluminum alloy 2011
Material Document And Classification
qq-a-225/3, alloy 2011, t3 fed spec single material response
Surface Treatment
anodize
Style Designator
shouldered

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
12279244 Optical Element Retainer

FAQs

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

What is the FSCG of the NSN 1240-01-079-3051?
The FSCG of the NSN 1240-01-079-3051 is 1240
Does the NSN 1240-01-079-3051 have a Schedule B code assigned?
Yes, the Schedule B code is 9803200000
Does NSN 1240-01-079-3051 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 1240-01-079-3051 contain precious materials?
Item does not contain precious metal.
Does NSN 1240-01-079-3051 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 1240-01-079-3051 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Sun, Jul 1, 1979

Professional Distribution

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