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5305-00-897-7125

Find complete technical information, availability, and procurement data for: 5305-00-897-7125

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5305-00-897-7125
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-897-7125
Item Name Code
01852
Assigment Date
02/03/1967 (59 years ago)

An enclosure, including two or more electrodes, in which a flow of electrons may occur through a vacuum or a contained gas. The electronic conduction takes place either by means of electrons emitted from a cathode or by ionization of the contained gas. Includes phototubes (photoemissive type only), geiger-mueller tubes, traveling wave tubes, cathode ray tubes and microwave tubes (klystron, magnetron, or the like). Excludes:items whose primary purpose is to produce light energy; photoelectric cell; and semiconductor device (as modified).

0.859 inches minimum and 0.891 inches maximum fastener length, right-hand thread direction, round head style, 0.234 inches minimum and 0.266 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
0.234 inches minimum and 0.266 inches maximum
Fastener Length
0.859 inches minimum and 0.891 inches maximum
Head Style
round
Head Diameter
0.287 inches minimum and 0.309 inches maximum
Head Height
0.107 inches minimum and 0.120 inches maximum
First Diameter From Head
0.120 inches minimum and 0.125 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.625 inches nominal
Internal Drive Style
slot
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
32
Externally Relieved Body Diameter Quantity
1
Material
steel comp 1010 overall
Material Document And Classification
qq-s-630 fed spec single material response or qq-s-631 fed spec single material response or qq-s-634 fed spec single material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-685-7308 No Name Available 07/03/1968

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
MS25087-1 Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-897-7125?
The FSCG of the NSN 5305-00-897-7125 is 5305
Does the NSN 5305-00-897-7125 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-897-7125 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 5305-00-897-7125 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-897-7125 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 5305-00-897-7125 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Fri, Feb 3, 1967

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