020999

View detailed technical data, stock status, and sourcing information for: 020999

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020999
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-897-6179
Item Name Code
06672
Assigment Date
02/03/1967 (59 years ago)

2a thread class, right-hand thread direction, 0.313 inches minimum thread length, hexagon head style, 0.531 inches nominal fastener 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
0.313 inches minimum
Fastener Length
0.531 inches nominal
Head Style
hexagon
Head Height
0.203 inches nominal
Width Between Flats
0.500 inches nominal
Point Length
0.218 inches nominal
Point Diameter
0.195 inches minimum and 0.203 inches maximum
Point Style
dog
Internal Drive Style
w/o internal drive
Nominal Thread Diameter
0.312 inches
Features Provided
casehardened
Thread Quantity Per Inch
18
Material
steel comp 1010 or steel comp 1020 overall
Material Document And Classification
sae assn std all material responses overall
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-410-2913 No Name Available 03/11/1970
5305-01-185-8464 No Name Available 12/01/1990

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
010767 Setscrew
020999 Setscrew
062974 Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-897-6179?
The FSCG of the NSN 5305-00-897-6179 is 5305
Does the NSN 5305-00-897-6179 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-897-6179 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 5305-00-897-6179 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-897-6179 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 5305-00-897-6179 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Fri, Feb 3, 1967

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