CFR40804

View detailed technical data, stock status, and sourcing information for: CFR40804

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CFR40804
Federal Supply Group
Engine Accessories
National Stock Number
2920-00-785-6393
Item Name Code
17169
Assigment Date
01/01/1962 (64 years ago)

An item designed to mechanically connect in a straight line or an angle electrical conduit, conduit assemblies, wire, wireway, cable, or cable assemblies to a point of termination, such as a junction box, conduit outlet, or the like. The termination end must have an external thread with a boss or shoulder and may be furnished with a locknut or bondnut; or, must have internal thread with which is furnished an externally threaded hub with a wrenching feature; or be of a snap-in type that may be installed from either inside or outside the box and secured with a captive screw. It is not intended to join conduit to conduit. For angle type items having a male thread without a boss or shoulder, see elbow, electrical conduit. Does not include facilities to mount wiring devices. Excludes:chase nipple, conduit.

screw terminal type, three hole triangular mounting style, 3 terminal quantity, 1.310 inches nominal distance between holes along width, 0.280 inches nominal mounting hole diameter

Product Characteristics

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

Terminal Quantity
3
Terminal Type
screw
Mounting Hole Diameter
0.280 inches nominal
Mounting Style
three hole triangular
Distance Between Holes Along Width
1.310 inches nominal
Shock Mount
not provided
Radio Interference Shielding
not provided
Output Voltage Rating In Volts
14.1 minimum and 14.7 maximum
System Voltage Rating
12.0
System Ground Polarity
negative or positive
Voltage Regulator Unit Type
wire wound coil
Voltage Regulator Unit Quantity
1
Current Regulator Unit Type
wire wound coil
Current Regulator Unit Quantity
1
Output Current Rating In Amps
18.0 minimum and 22.0 maximum
Circuit Control Device Type
cutout relay
Cut-In Voltage Rating
12.4 minimum and 13.3 maximum
Cutout Current Rating In Amps
3.0 minimum and 5.0 maximum
Reverse Current Overload Circuit Breaker
not included
Field Relay Unit
not included
Terminal Encasement
not encased
Center To Center Distance Between Holes Along Width And Hole Along Length
3.060 inches nominal
Special Features
supports grumman a-10 aircraft

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
2920-00-880-4774 No Name Available 07/17/1968
2920-00-917-2737 No Name Available 11/04/1970

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
000303-1059 Engine Generator Regulator
59576 Engine Generator Regulator
CFR40804 Engine Generator Regulator

FAQs

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

What is the FSCG of the NSN 2920-00-785-6393?
The FSCG of the NSN 2920-00-785-6393 is 2920
Does the NSN 2920-00-785-6393 have a Schedule B code assigned?
Yes, the Schedule B code is 8511802000
Does NSN 2920-00-785-6393 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 2920-00-785-6393 contain precious materials?
Precious metal content is unknown
Does NSN 2920-00-785-6393 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 2920-00-785-6393 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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