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5305-00-821-9454

Find complete technical information, availability, and procurement data for: 5305-00-821-9454

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5305-00-821-9454
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-821-9454
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)

A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled, tapped or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes:items having a sleeve on on its under portion which can be clinched or crimped. Excludes:bushing,machine thread; nut,plain,knurled; nut,plain,round; nut,plain,clinch and nut,self-locking,clinch. See also nut,plain,plate

right-hand thread direction, 2a thread class, 0.812 inches nominal fastener length, pan head style, 0.812 inches maximum thread 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
2a
Thread Direction
right-hand
Thread Length
0.812 inches maximum
Fastener Length
0.812 inches nominal
Head Style
pan
Head Diameter
0.256 inches minimum and 0.270 inches maximum
Head Height
0.087 inches minimum and 0.097 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Screw Material
copper alloy
Screw Surface Treatment
cadmium and dichromate
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-639-6234 No Name Available 06/01/1979

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
N81P13013C13 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-821-9454?
The FSCG of the NSN 5305-00-821-9454 is 5305
Does the NSN 5305-00-821-9454 have a Schedule B code assigned?
Yes, the Schedule B code is 7415338550
Does NSN 5305-00-821-9454 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 5305-00-821-9454 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-821-9454 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 5305-00-821-9454 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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