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5305-00-275-1266

Find complete technical information, availability, and procurement data for: 5305-00-275-1266

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5305-00-275-1266
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-275-1266
Item Name Code
06657
Assigment Date
01/17/1968 (58 years ago)

A switch that is actuated by changes in ambient temperature. Excludes:circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

0.531 inches minimum thread length, right-hand thread direction, 3a thread class, 1.594 inches nominal fastener length, flat countersunk undercut head style

Product Characteristics

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

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.531 inches minimum
Fastener Length
1.594 inches nominal
Head Style
flat countersunk undercut
Head Diameter
0.628 inches minimum and 0.633 inches maximum
Head Height
0.087 inches minimum and 0.089 inches maximum
Internal Drive Style
high-torque
Nominal Thread Diameter
0.312 inches
Thread Quantity Per Inch
24
Minimum Tensile Strength
180000 pounds per square inch
Countersink Angle
100.0 degrees nominal
Screw Material
steel comp 4140 or steel comp 4340 or steel comp 8740
Screw Surface Treatment
cadmium
Thread Series Designator
unf

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
3M47-5-17 Machine Screw
54266-5-17 Machine Screw
HT403A5-17 Machine Screw
HT5UA17 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-275-1266?
The FSCG of the NSN 5305-00-275-1266 is 5305
Does the NSN 5305-00-275-1266 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-275-1266 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 5305-00-275-1266 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-275-1266 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 5305-00-275-1266 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Jan 17, 1968

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