SC-D-1637L

View detailed technical data, stock status, and sourcing information for: SC-D-1637L

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SC-D-1637L
Federal Supply Group
Mechanical Power Transmission Equipment
National Stock Number
3020-00-407-7745
Item Name Code
04456
Assigment Date
01/01/1963 (63 years ago)

An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector or printed wiring board. It is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. Excludes:lampholder; jack,telephone; jack,tip; insert electrical connector; insert module,electrical connector; connector body (as modified) and socket,plug-in electronic components. See also wiring harness (as modified) and cable assembly (as modified). For items with termination wires of more than four inches in length, see lead assembly,electrical. For items without inserts, see shell,electrical connector.

0.920 inches minimum and 0.922 inches maximum overall length, 0.920 inches minimum and 0.922 inches maximum bore length, 0.376 inches nominal keyway width, 2.749 inches minimum and 2.750 inches maximum bore diameter, keying facility furnished items

Product Characteristics

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

Furnished Items
keying facility
Overall Length
0.920 inches minimum and 0.922 inches maximum
Keyway Width
0.376 inches nominal
Bore Diameter
2.749 inches minimum and 2.750 inches maximum
Bore Length
0.920 inches minimum and 0.922 inches maximum
Distance From Center Of Bore To Bottom Of Keyway
1.550 inches nominal
Pitch Diameter
5.032 inches nominal
Hub Outside Diameter
3.500 inches nominal aa end
Face Width
0.469 inches nominal
Design Form
plain
Bore Type
straight
Distance From Hub End To Flange End
0.453 inches nominal aa end
Keying Facility Type
keyway
Protruding Hub Characteristic
plain
Teeth Row Quantity
1
Teeth Quantity Per Row
21
Asa Standard Chain Number
60w
Hardness Rating Test Method
not rated
Tooth Pitch
0.750 inches nominal
Material
steel
Quantity
1
Style Designator
plain

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
SC-D-1637L Sprocket Wheel
SC-D-1637LPT19 Sprocket Wheel

FAQs

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

What is the FSCG of the NSN 3020-00-407-7745?
The FSCG of the NSN 3020-00-407-7745 is 3020
Does the NSN 3020-00-407-7745 have a Schedule B code assigned?
Yes, the Schedule B code is 8483901000
Does NSN 3020-00-407-7745 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 3020-00-407-7745 contain precious materials?
Precious metal content is unknown
Does NSN 3020-00-407-7745 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 3020-00-407-7745 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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