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5305-01-078-4458

Find complete technical information, availability, and procurement data for: 5305-01-078-4458

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5305-01-078-4458
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-078-4458
Item Name Code
06672
Assigment Date
06/13/1979 (47 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

0.178 inches minimum and 0.198 inches maximum fastener length, 3a thread class, headless (setscrew) head style, 0.178 inches minimum and 0.198 inches maximum thread length, 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
3a
Thread Direction
right-hand
Thread Length
0.178 inches minimum and 0.198 inches maximum
Fastener Length
0.178 inches minimum and 0.198 inches maximum
Head Style
headless (setscrew)
Spline Minor Diameter
0.063 inches minimum and 0.064 inches maximum
Spline Major Diameter
0.073 inches minimum and 0.074 inches maximum
Spline Width
0.015 inches minimum and 0.016 inches maximum
Point Style
oval
Internal Drive Style
six spline
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Material
steel overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
2 type and 3 style

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
335-0272-020 Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-078-4458?
The FSCG of the NSN 5305-01-078-4458 is 5305
Does the NSN 5305-01-078-4458 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-078-4458 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 5305-01-078-4458 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-078-4458 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 5305-01-078-4458 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Wed, Jun 13, 1979

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