5305-01-553-3901

Find complete technical information, availability, and procurement data for: 5305-01-553-3901
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-553-3901

Item Name Code

29294

Assigment Date

07/13/2007 (19 years ago)

A fitting that forms an angle of less than 180 degrees (3.142 radians) from the straight flow. One connecting end has standard pipe threads, or is unthreaded and designed to accommodate a pipe. The other end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe; elbow, tube; and connector, multiple, fluid pressure line.

flat countersunk head style, 0.698 inches nominal fastener length, 3a thread class, 0.323 inches nominal thread length, 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 Class: 3a
Thread Direction: right-hand
Thread Length: 0.323 inches nominal
Fastener Length: 0.698 inches nominal
Head Style: flat countersunk
Head Diameter: 0.266 inches minimum and 0.303 inches maximum
Grip Diameter: 0.189 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Grip Length: 0.375 inches nominal
Thread Quantity Per Inch: 32
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: iron alloy 660 overall
Surface Treatment: passivate overall
Thread Series Designator: unjc

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
NAS8703U6	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-553-3901?

The FSCG of the NSN 5305-01-553-3901 is 5305

Does the NSN 5305-01-553-3901 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-553-3901 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 5305-01-553-3901 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-553-3901 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 5305-01-553-3901 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Fri, Jul 13, 2007