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NK525-10R8

View detailed technical data, stock status, and sourcing information for: NK525-10R8

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NK525-10R8
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-781-1248
Item Name Code
16282
Assigment Date
01/01/1960 (66 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

3a thread class, 0.437 inches nominal head diameter, right-hand thread direction, 0.375 inches minimum thread length, 0.500 inches nominal fastener 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
3a
Thread Direction
right-hand
Thread Length
0.375 inches minimum
Fastener Length
0.500 inches nominal
Head Diameter
0.437 inches nominal
Head Height
0.094 inches nominal
Locking Feature
pellet threads
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
125000 pounds per square inch
Material
steel overall
Surface Treatment
cadmium or zinc overall
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
NK525-10R8 Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-781-1248?
The FSCG of the NSN 5305-00-781-1248 is 5305
Does the NSN 5305-00-781-1248 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-781-1248 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 5305-00-781-1248 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-781-1248 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 5305-00-781-1248 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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