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M1222RN6C216GFLN

View detailed technical data, stock status, and sourcing information for: M1222RN6C216GFLN

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M1222RN6C216GFLN
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-267-7443
Item Name Code
18257
Assigment Date
11/17/1987 (38 years ago)

A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.

hexagon head style, 0.845 inches minimum and 1.030 inches maximum thread length, 2a thread class, right-hand thread direction, 0.970 inches minimum and 1.030 inches maximum 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
2a
Thread Direction
right-hand
Thread Length
0.845 inches minimum and 1.030 inches maximum
Fastener Length
0.970 inches minimum and 1.030 inches maximum
Head Style
hexagon
Head Height
0.226 inches minimum and 0.268 inches maximum
Width Between Flats
0.544 inches minimum and 0.562 inches maximum
Locking Feature
pellet threads
Nominal Thread Diameter
0.375 inches
Thread Quantity Per Inch
16
Minimum Tensile Strength
120000 pounds per square inch
Hardness Rating
23.0 rockwell c minimum and 34.0 rockwell c maximum overall
Material
steel overall
Material Document And Classification
sae j429 gr 5 assn std single material response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
1 type and 5 grade

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
M1222RN6C216GFLN Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-267-7443?
The FSCG of the NSN 5305-01-267-7443 is 5305
Does the NSN 5305-01-267-7443 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-267-7443 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 5305-01-267-7443 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-267-7443 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 5305-01-267-7443 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Tue, Nov 17, 1987

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