5305-01-434-7788

Find complete technical information, availability, and procurement data for: 5305-01-434-7788
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-434-7788

Item Name Code

22846

Assigment Date

08/07/1996 (29 years ago)

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have standard pipe threads or 1s unthreaded and designed to accommodate a pipe. It may have side inlet(s). It is used as a junction at the intersection of pipe or pipe fittings.

3a thread class, bevel-conical head style, 0.562 inches nominal thread length, right-hand thread direction, 1.797 inches minimum and 1.827 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: 3a
Thread Direction: right-hand
Thread Length: 0.562 inches nominal
Fastener Length: 1.797 inches minimum and 1.827 inches maximum
Head Style: bevel-conical
Head Diameter: 0.521 inches minimum and 0.531 inches maximum
Head Height: 0.312 inches nominal
Shoulder Diameter: 0.3422 inches minimum and 0.3432 inches maximum first shoulder
Shoulder Length: 1.2400 inches minimum and 1.2600 inches maximum first shoulder
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.3125 inches
Width Across Flats: 0.2190 inches minimum and 0.2210 inches maximum
Thread Quantity Per Inch: 24
Shoulder Shape: round first shoulder
Material: steel comp 4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416, type 2 class 2 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
BACB30JQ5-20	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-434-7788?

The FSCG of the NSN 5305-01-434-7788 is 5305

Does the NSN 5305-01-434-7788 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-434-7788 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 5305-01-434-7788 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-434-7788 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 5305-01-434-7788 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, Aug 7, 1996