7307478

View detailed technical data, stock status, and sourcing information for: 7307478

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7307478
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-730-7478
Item Name Code
06672
Assigment Date
01/01/1963 (63 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

0.938 inches nominal fastener length, 0.188 inches minimum thread length, 2a thread class, headless (setscrew) head style, right-hand thread direction

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
0.188 inches minimum
Fastener Length
0.938 inches nominal
Head Style
headless (setscrew)
Point Length
0.750 inches nominal
Point Diameter
0.180 inches minimum and 0.186 inches maximum
Point Style
chamfer dog
Internal Drive Style
hexagon
Nominal Thread Diameter
0.250 inches
Width Across Flats
0.156 inches minimum and 0.158 inches maximum
Thread Quantity Per Inch
28
Point Chamfer Angle
45.0 degrees nominal
Material
steel overall
Surface Treatment
phosphate overall
Thread Series Designator
unf

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
53057307478 Setscrew
7307478 Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-730-7478?
The FSCG of the NSN 5305-00-730-7478 is 5305
Does the NSN 5305-00-730-7478 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-730-7478 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 5305-00-730-7478 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-730-7478 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 5305-00-730-7478 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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