M1222RN20C2108NCNN

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-721-3527

Item Name Code

18257

Assigment Date

06/07/2024 (2 years ago)

A device specifically designed to (1) increase the pressure of, (2) meter the amount of, (3) control the distribution of liquid fuel received directly or indirectly from the tank, fuel, engine to the individual air inlet tubes or combustion chambers of gasoline or diesel engines.

right-hand thread direction, hexagon head style, 6.750 inches nominal fastener length, 2a thread class, 3.000 inches minimum thread 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: 3.000 inches minimum
Fastener Length: 6.750 inches nominal
Head Style: hexagon
Head Height: 0.749 inches minimum and 0.876 inches maximum
Width Between Flats: 1.812 inches minimum and 1.875 inches maximum
Nominal Thread Diameter: 1.250 inches
Thread Quantity Per Inch: 7
Minimum Tensile Strength: 130000 pounds per square inch
Hardness Rating: 24.0 rockwell c minimum and 35.0 rockwell c maximum overall
Minimum Yield Strength: 95000 pounds per square inch
Part Name Assigned By Controlling Agency: hex cap screw
Material: nickel alloy 500 overall
Material Document And Classification: astm f468 american society for testing and materials (astm) single material response or qq-n-286 fed spec single material response overall
Thread Series Designator: unc

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
581-8843219-122	Hexagon Head Cap Screw
LOA037021-122	Hexagon Head Cap Screw
M1222RN20C2108NCNN	Hexagon Head Cap Screw
R6111401-122	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-721-3527?

The FSCG of the NSN 5305-01-721-3527 is 5305

Does the NSN 5305-01-721-3527 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-721-3527 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 5305-01-721-3527 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-721-3527 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 5305-01-721-3527 was assigned to the Federal Catalog?

It was assigned 2 years ago, on Fri, Jun 7, 2024