267.279

View detailed technical data, stock status, and sourcing information for: 267.279

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267.279
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-155-5439
Item Name Code
18257
Assigment Date
06/10/1983 (43 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.

16.00 millimeters nominal fastener length, 14.0 millimeters minimum and 16.0 millimeters maximum thread length, 4.5 millimeters nominal head height, hexagon head style, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction
right-hand
Thread Length
14.0 millimeters minimum and 16.0 millimeters maximum
Fastener Length
16.00 millimeters nominal
Head Style
hexagon
Head Height
4.5 millimeters nominal
Width Between Flats
10.0 millimeters nominal
Nominal Thread Diameter
6.0 millimeters
Minimum Tensile Strength
11378 pounds per square inch
Hardness Rating
18.0 rockwell c minimum and 31.0 rockwell c maximum overall
Thread Pitch In Millimeters
1.0
Material
steel property class 8.8 overall
Surface Treatment
zinc overall
Thread Series Designator
m

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-01-582-3027 No Name Available 01/01/2012

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
0636 015 279 Hexagon Head Cap Screw
10501757 Hexagon Head Cap Screw
19M7560 Hexagon Head Cap Screw
247.499 Hexagon Head Cap Screw
267.279 Hexagon Head Cap Screw
933M6X16F Hexagon Head Cap Screw
DIN933-M6X16-8.8-A2L Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-155-5439?
The FSCG of the NSN 5305-01-155-5439 is 5305
Does the NSN 5305-01-155-5439 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-155-5439 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 5305-01-155-5439 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-155-5439 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 5305-01-155-5439 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Fri, Jun 10, 1983

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