1240-00-903-3879
Find complete technical information, availability, and procurement data for: 1240-00-903-3879
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Federal Supply Group
Fire Control Equipment
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
National Stock Number
1240-00-903-3879
Item Name Code
21859
Assigment Date
01/01/1960 (66 years ago)
0.580 inches minimum and 0.590 inches maximum overall length, 1.968-32 thread size, 0.118 inches thread length, 2a thread class, right-hand thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.118 inches
- Overall Length
- 0.580 inches minimum and 0.590 inches maximum
- Thread Size
- 1.968-32
- Overall Diameter
- 2.255 inches minimum and 2.260 inches maximum
- Screw Thread Series Designator
- uns
- Drive Type
- slotted drive on periphery
- Thread Location
- external
- Eccentric Construction
- provided
- Cell Eccentricity From Geometric Axis
- 0.025 inches
- Chamfer Location
- drive end
- Chamfer Size
- 0.005 in. by 45 deg
- Element Securing Method
- setscrew
- Special Features
- one 0.086-56unc-3b thd hole on face of drive end
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 |
|---|---|
| 10513587 | Optical Element Cell |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 1240-00-903-3879?
The FSCG of the NSN 1240-00-903-3879 is 1240
Does the NSN 1240-00-903-3879 have a Schedule B code assigned?
Yes, the Schedule B code is 9803200000
Does NSN 1240-00-903-3879 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 1240-00-903-3879 contain precious materials?
Item does not contain precious metal.
Does NSN 1240-00-903-3879 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 1240-00-903-3879 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- AS9120 Quality Standards
- 100% Quality Inspections
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Pricing
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