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AA55623-66

View detailed technical data, stock status, and sourcing information for: AA55623-66

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AA55623-66
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-722-6740
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)

flat countersunk head style, 0.469 inches minimum and 0.500 inches maximum fastener length, 0.370 inches minimum and 0.451 inches maximum thread length, right-hand thread direction, 2a thread class

Product Characteristics

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

Thread Class
2a
Thread Direction
right-hand
Thread Length
0.370 inches minimum and 0.451 inches maximum
Fastener Length
0.469 inches minimum and 0.500 inches maximum
Head Style
flat countersunk
Head Diameter
0.191 inches minimum and 0.225 inches maximum
Internal Drive Style
slot
Nominal Thread Diameter
0.112 inches
Thread Quantity Per Inch
40
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
plastic polyhexamethylene amide
Screw Material Document And Classification
mil-m-20693,comp a,ty 1 mil spec single material response
Thread Series Designator
unc
Nondefinitive Spec/Std Data
1 type and 3s style

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
AA55623-66 Machine Screw
MS18211-33C Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-722-6740?
The FSCG of the NSN 5305-00-722-6740 is 5305
Does the NSN 5305-00-722-6740 have a Schedule B code assigned?
Yes, the Schedule B code is 3926909987
Does NSN 5305-00-722-6740 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 5305-00-722-6740 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-722-6740 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 5305-00-722-6740 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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