HH1/4-20X2.0SST

View detailed technical data, stock status, and sourcing information for: HH1/4-20X2.0SST
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-664-1305

Item Name Code

18257

Assigment Date

06/07/2017 (9 years ago)

A thermometer which utilizes a standard electric source of current for determining and recording temperature by employing a balanced bridge circuit or an unbalanced deflectional bridge circuit in conjunction with a sensitive bulb whose electrical resistance varies with a change in temperature.

20 thread quantity per inch, 2a thread class, 0.250 inches nominal thread diameter, 2.000 inches nominal fastener 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: 2a
Thread Direction: right-hand
Fastener Length: 2.000 inches nominal
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Material: steel 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
HH1/4-20X2.0SST	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-664-1305?

The FSCG of the NSN 5305-01-664-1305 is 5305

Does the NSN 5305-01-664-1305 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-664-1305 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 5305-01-664-1305 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-664-1305 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 5305-01-664-1305 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, Jun 7, 2017