644436-1
View detailed technical data, stock status, and sourcing information for: 644436-1
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A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
chamfered first end style, 2a thread class, 0.540 inches nominal thread length, chamfered second end style, 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.
- First End Style
- chamfered
- Second End Style
- chamfered
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.540 inches nominal
- Shank Length
- 0.620 inches nominal
- Shoulder Diameter
- 0.625 inches nominal
- Shoulder Width Across Flats
- 0.500 inches nominal
- Shank Diameter
- 0.244 inches minimum and 0.246 inches maximum
- Overall Length
- 1.660 inches nominal
- First End Taper Length
- 0.030 inches nominal
- Second End Taper Length
- 0.250 inches nominal
- Second End Relationship With First End
- not identical
- Hardness Rating
- 40.0 rockwell c minimum and 43.0 rockwell c maximum overall
- Nominal Thread Size
- 0.250 inches
- Second Shank Diameter
- 0.247 inches minimum and 0.249 inches maximum
- First End Location
- threaded end
- First End Taper Angle
- 45.0 degrees nominal
- Surface Finish
- 63.000 microinches both ends
- Second End Taper Angle
- 30.0 degrees nominal
- Second Shank Length
- 0.790 inches nominal
- Material
- steel comp 416 overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- mil-f-14072,e300 mil spec single treatment response overall
- Style Designator
- shoulder
- Thread Series Designator
- unf
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 |
|---|---|
| 644436-1 | Headless Shoulder Pin |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5315-00-419-0741?
Does NSN 5315-00-419-0741 require demilitarization?
Does NSN 5315-00-419-0741 contain precious materials?
Does NSN 5315-00-419-0741 contain hazardous materials?
When the NSN 5315-00-419-0741 was assigned to the Federal Catalog?
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