189715
View detailed technical data, stock status, and sourcing information for: 189715
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A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
0.668 inches minimum and 0.669 inches maximum second step diameter, lockwasher and nut furnished items, 0.450 inches nominal thread length, 0.740 inches minimum and 0.840 inches maximum unthreaded portion length, 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 Direction
- right-hand
- Thread Length
- 0.450 inches nominal
- Furnished Items
- lockwasher and nut
- Second Step Diameter
- 0.668 inches minimum and 0.669 inches maximum
- Unthreaded Portion Length
- 0.740 inches minimum and 0.840 inches maximum
- Mounting Hole Thread Direction
- right-hand
- Mounting Style
- flange mtd w/two mtg holes, top hole threaded
- Environmental Protection
- corrosion resistant and fungus resistant
- Submersibility
- nonsubmersible
- Shaft Rotation Direction
- clockwise or counterclockwise
- Ground Polarity Type
- negative
- Rectifier Location
- integral
- Shaft Drive End Style
- straight shaft end, threaded
- Distance Between Shaft Center And Bottom Mounting Hole Center
- 3.300 inches nominal
- Distance Between Shaft Center And Top Mounting Hole Center
- 3.300 inches nominal
- Angular Deviation Of First Hole From Top Center In Deg
- 0.0
- Angular Deviation Of Second Hole From First Hole In Deg
- 180.0
- Bottom Mounting Hole Diameter
- 0.378 inches minimum and 0.382 inches maximum
- Mounting Hole Thread Series Designator
- unc
- Mounting Hole Thread Diameter
- 0.312 inches nominal
- Mounting Hole Thread Quantity Per Inch
- 18
- Mounting Hole Thread Class
- 2b
- Voltage In Volts
- 12.0
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 2920-00-435-4457 | No Name Available | 04/07/1972 |
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 |
|---|---|
| 1100858 | Engine Accessory Generator |
| 1100938 | Engine Accessory Generator |
| 1757507 | Engine Accessory Generator |
| 189715 | Engine Accessory Generator |
| SAW-4500025 | Engine Accessory Generator |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 2920-00-450-0025?
Does the NSN 2920-00-450-0025 have a Schedule B code assigned?
Does NSN 2920-00-450-0025 require demilitarization?
Does NSN 2920-00-450-0025 contain precious materials?
Does NSN 2920-00-450-0025 contain hazardous materials?
When the NSN 2920-00-450-0025 was assigned to the Federal Catalog?
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Pricing
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