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5305-00-225-3837

Find complete technical information, availability, and procurement data for: 5305-00-225-3837

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5305-00-225-3837
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-225-3837
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

flat countersunk head style, 1.500 inches nominal fastener length, right-hand thread direction, 1.375 inches minimum and 1.500 inches maximum thread length, 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
1.375 inches minimum and 1.500 inches maximum
Fastener Length
1.500 inches nominal
Head Style
flat countersunk
Head Diameter
0.670 inches minimum and 0.762 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.375 inches
Thread Quantity Per Inch
16
Minimum Tensile Strength
55000 pounds per square inch
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
copper alloy
Screw Material Document And Classification
qq-b-626 fed spec single material response or qq-w-321 fed spec 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
MS24693-BB146 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-225-3837?
The FSCG of the NSN 5305-00-225-3837 is 5305
Does the NSN 5305-00-225-3837 have a Schedule B code assigned?
Yes, the Schedule B code is 7415338550
Does NSN 5305-00-225-3837 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 5305-00-225-3837 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-225-3837 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 5305-00-225-3837 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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