VT10021-4-6R

View detailed technical data, stock status, and sourcing information for: VT10021-4-6R
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-693-2758

Item Name Code

29294

Assigment Date

02/02/2021 (5 years ago)

An item so designed to have a portion or all of its body transparent to permit the visual examination of the amount of liquid in a pressure vessel, boiler, evaporator, still, processing tank, reservoir, pipe tubing line, and the like, and/or to determine the flow to a lubricated part. It may also be provided with an element that changes colors to indicate changes in moisture content. The item may have a means for refilling. Excludes:indicator, liquid quantity and indicator, rate of flow.

3a thread class, 0.403 inches nominal thread length, 0.778 inches nominal fastener length, flat countersunk 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: 3a
Thread Direction: right-hand
Thread Length: 0.403 inches nominal
Fastener Length: 0.778 inches nominal
Head Style: flat countersunk
Head Diameter: 0.350 inches minimum and 0.399 inches maximum
Head Height: 0.063 inches nominal
Grip Diameter: 0.2641 inches minimum and 0.2651 inches maximum
Internal Drive Style: offset cruciform (torque set)
End Item Identification: f16
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.375 inches nominal
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 3960 pounds per square inch
Hardness Rating: 46.0 rockwell c minimum and 50.0 rockwell c maximum overall
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp h11 overall
Material Document And Classification: ams6487 national std/spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: nas672 national std single treatment response overall
Thread Series Designator: unjf

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
93926-4-6X	Close Tolerance Screw
AIC618-4-6R	Close Tolerance Screw
C20645-4-6R	Close Tolerance Screw
GS1009-4-6R	Close Tolerance Screw
SF116-4-6R	Close Tolerance Screw
VT10021-4-6R	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-693-2758?

The FSCG of the NSN 5305-01-693-2758 is 5305

Does the NSN 5305-01-693-2758 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-693-2758 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 5305-01-693-2758 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-693-2758 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 5305-01-693-2758 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Tue, Feb 2, 2021