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5305-00-687-6270

Find complete technical information, availability, and procurement data for: 5305-00-687-6270

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5305-00-687-6270
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-687-6270
Item Name Code
18257
Assigment Date
01/01/1963 (63 years ago)

A headless fastener externally threaded on both ends with each threaded portion of one but not necessarily the same nominal diameter. It is designed to be locked in place by either a ring, lock, serrated or a ring, lock, keyed.

right-hand thread direction, 4.000 inches nominal fastener length, 0.750 inches nominal thread length, hexagon head style, 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
0.750 inches nominal
Fastener Length
4.000 inches nominal
Head Style
hexagon
Head Height
0.150 inches minimum and 0.163 inches maximum
Width Between Flats
0.428 inches minimum and 0.438 inches maximum
Nominal Thread Diameter
0.250 inches
Thread Quantity Per Inch
20
Minimum Tensile Strength
69000 pounds per square inch
Hardness Rating
100.0 rockwell b maximum overall
Material
steel overall
Surface Treatment
cadmium and chromate or zinc and chromate overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
2 type and 10p style and 2 grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-530-9145 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
MS35291-22 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-687-6270?
The FSCG of the NSN 5305-00-687-6270 is 5305
Does the NSN 5305-00-687-6270 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-687-6270 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 5305-00-687-6270 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-687-6270 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 5305-00-687-6270 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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