5305-00-222-1911

Find complete technical information, availability, and procurement data for: 5305-00-222-1911
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-222-1911

Item Name Code

29294

Assigment Date

06/25/1969 (57 years ago)

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes:nut (1), tube coupling, reducing; and nut (1), union.

0.251 inches minimum and 0.301 inches maximum thread length, flat countersunk head style, right-hand thread direction, 2.136 inches minimum and 2.166 inches maximum fastener length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.251 inches minimum and 0.301 inches maximum
Fastener Length: 2.136 inches minimum and 2.166 inches maximum
Head Style: flat countersunk
Head Diameter: 0.270 inches minimum and 0.302 inches maximum
Grip Diameter: 0.1885 inches minimum and 0.1895 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.190 inches
Grip Length: 1.865 inches minimum and 1.885 inches maximum
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 63.0 microinches grip
Material: steel comp 4130 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec single treatment response 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
7S37-3A30	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-222-1911?

The FSCG of the NSN 5305-00-222-1911 is 5305

Does the NSN 5305-00-222-1911 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-222-1911 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 5305-00-222-1911 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-222-1911 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 5305-00-222-1911 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Jun 25, 1969