293-23

View detailed technical data, stock status, and sourcing information for: 293-23

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293-23
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-619-1157
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

2a thread class, 0.195 inches minimum and 0.225 inches maximum head diameter, flat countersunk head style, 0.375 inches nominal fastener length, 0.308 inches minimum thread length

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 Length
0.308 inches minimum
Fastener Length
0.375 inches nominal
Head Style
flat countersunk
Head Diameter
0.195 inches minimum and 0.225 inches maximum
Internal Drive Style
slot
Nominal Thread Diameter
0.112 inches
Thread Quantity Per Inch
40
Minimum Tensile Strength
60000 pounds per square inch
Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Screw Material
steel
Screw Material Document And Classification
qq-s-634 fed spec single material response or qq-s-637 fed spec single material response or 66 fed std single material response
Thread Series Designator
unc

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
293-23 Machine Screw
57464-709 Machine Screw
FF-S-92TYPE1STYLE2S Machine Screw
HS0209 Machine Screw
MS35239-22 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-619-1157?
The FSCG of the NSN 5305-00-619-1157 is 5305
Does the NSN 5305-00-619-1157 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-619-1157 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 5305-00-619-1157 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-619-1157 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 5305-00-619-1157 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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