3183204
View detailed technical data, stock status, and sourcing information for: 3183204
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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.
3a thread class, 0.938 inches nominal outside diameter, +0.8992 to 0.9375 inches thread pitch diameters, right-hand thread direction, 0.185 inches thread length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Pitch Diameters
- +0.8992 to 0.9375 inches
- Thread Direction
- right-hand
- Thread Length
- 0.185 inches
- Outside Diameter
- 0.938 inches nominal
- Thread Size
- 0.938-32
- Aperture Diameter
- 0.785 inches nominal
- Inner Groove Width
- 0.0450 inches nominal
- Screw Thread Series Designator
- un
- Thread Location
- external
- Internal Flange Thickness
- 0.045 inches nominal
- Material
- copper alloy
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 |
|---|---|
| 3183204 | Optical Element Retaining Ring |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 1240-01-269-2707?
Does the NSN 1240-01-269-2707 have a Schedule B code assigned?
Does NSN 1240-01-269-2707 require demilitarization?
Does NSN 1240-01-269-2707 contain precious materials?
Does NSN 1240-01-269-2707 contain hazardous materials?
When the NSN 1240-01-269-2707 was assigned to the Federal Catalog?
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