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5305-00-249-0527

Find complete technical information, availability, and procurement data for: 5305-00-249-0527

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5305-00-249-0527
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-249-0527
Item Name Code
06672
Assigment Date
01/01/1963 (63 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

right-hand thread direction, 0.188 inches maximum thread length, 0.188 inches nominal fastener length, 3a thread class, headless (setscrew) 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
0.188 inches maximum
Fastener Length
0.188 inches nominal
Head Style
headless (setscrew)
Point Style
cup
Internal Drive Style
hexagon
Nominal Thread Diameter
0.164 inches
Width Across Flats
0.078 inches minimum and 0.079 inches maximum
Thread Quantity Per Inch
32
Hardness Rating
45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Material
steel overall
Surface Treatment
cadmium or zinc overall
Surface Treatment Document And Classification
qq-p-416 fed spec 1st treatment response or qq-z-325 fed spec 2nd treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
3 type and 4 style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5307-00-623-4439 No Name Available 01/01/1963

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
501B1-14-22 Setscrew
MS51017-34 Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-249-0527?
The FSCG of the NSN 5305-00-249-0527 is 5305
Does the NSN 5305-00-249-0527 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-249-0527 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 5305-00-249-0527 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-249-0527 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 5305-00-249-0527 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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