8-32BY1-21NSS

View detailed technical data, stock status, and sourcing information for: 8-32BY1-21NSS
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-820-8818

Item Name Code

06660

Assigment Date

01/01/1962 (64 years ago)

2a thread class, binding head style, right-hand thread direction, 0.210 inches nominal fastener length, 0.148 inches minimum 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: 0.148 inches minimum
Fastener Length: 0.210 inches nominal
Head Style: binding
Head Diameter: 0.344 inches nominal
Head Height: 0.097 inches nominal
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Primary Washer Outside Diameter: 0.438 inches nominal
Primary Washer Style: flat external teeth
Primary Washer Material Thickness: 0.047 inches nominal
Material: steel corrosion resisting or copper alloy overall
Surface Treatment: passivate and nickel 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
2510-0049	Assembled Washer Screw
2550-0009	Assembled Washer Screw
8-32BY1-21NSS	Assembled Washer Screw
8-32X3-8INSS	Assembled Washer Screw
HP255-38A	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-820-8818?

The FSCG of the NSN 5305-00-820-8818 is 5305

Does NSN 5305-00-820-8818 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 5305-00-820-8818 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-820-8818 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 5305-00-820-8818 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962