991-4-00004-005

View detailed technical data, stock status, and sourcing information for: 991-4-00004-005
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-452-8888

Item Name Code

06657

Assigment Date

05/08/1970 (56 years ago)

2a thread class, right-hand thread direction, 0.355 inches minimum and 0.375 inches maximum fastener length, pan no. 2 head style, 0.305 inches minimum and 0.375 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: 0.305 inches minimum and 0.375 inches maximum
Fastener Length: 0.355 inches minimum and 0.375 inches maximum
Head Style: pan no. 2
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.058 inches minimum and 0.068 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Screw Material: steel corrosion resisting
Screw Material Document And Classification: bs970 en 58 series,fscm k7766 national spec single material response
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
30-295-403-26	Machine Screw
79800681012	Machine Screw
991-4-00004-005	Machine Screw
A218A12	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-452-8888?

The FSCG of the NSN 5305-00-452-8888 is 5305

Does the NSN 5305-00-452-8888 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-452-8888 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 5305-00-452-8888 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-452-8888 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 5305-00-452-8888 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, May 8, 1970