5305-00-420-2831

Find complete technical information, availability, and procurement data for: 5305-00-420-2831
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-420-2831

Item Name Code

77777

Assigment Date

03/05/1969 (57 years ago)

An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.

material cres;threads 0.250-20unc2a 0.860 in.long;head 0.500 in.dia 0.09 in.high;externally relieved first dia from head 0.130 in.long 0.175 in.dia;socket drive 0.126 in.across flats 0.150 in.deep in end opposite head general characteristics item description

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

General Characteristics Item Description: material cres;threads 0.250-20unc2a 0.860 in.long;head 0.500 in.dia 0.09 in.high;externally relieved first dia from head 0.130 in.long 0.175 in.dia;socket drive 0.126 in.across flats 0.150 in.deep in end opposite head

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
119495-2	Adjustable Stop Screw

FAQs

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

What is the FSCG of the NSN 5305-00-420-2831?

The FSCG of the NSN 5305-00-420-2831 is 5305

Does the NSN 5305-00-420-2831 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-420-2831 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 5305-00-420-2831 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-420-2831 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 5305-00-420-2831 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Mar 5, 1969