C021-8-4

View detailed technical data, stock status, and sourcing information for: C021-8-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5320 Rivets

National Stock Number

5320-00-912-5607

Item Name Code

67165

Assigment Date

06/24/1966 (60 years ago)

0.560 inches minimum and 0.580 inches maximum fastener length, 0.095 inches minimum and 0.097 inches maximum width between flats, 3a thread class, right-hand thread direction, flush countersunk head style

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
Fastener Length: 0.560 inches minimum and 0.580 inches maximum
Head Style: flush countersunk
Width Between Flats: 0.095 inches minimum and 0.097 inches maximum
Shank Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Shank Style: pin-rivet, straight, threaded
Head Major Diameter: 0.390 inches minimum and 0.395 inches maximum
Grip Length: 0.255 inches maximum
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Shear Strength: 95000 single pounds per square inch
Countersink Angle: 100.0 degrees nominal
Material: titanium alloy uns r54520 overall
Material Document And Classification: nas 621 assn std single material 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
66228V8-4	Pin-Rivet
C021-8-4	Pin-Rivet
HL811-8-4	Pin-Rivet
VS2972-8-4	Pin-Rivet

FAQs

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

What is the FSCG of the NSN 5320-00-912-5607?

The FSCG of the NSN 5320-00-912-5607 is 5320

Does the NSN 5320-00-912-5607 have a Schedule B code assigned?

Yes, the Schedule B code is 8108908000

Does NSN 5320-00-912-5607 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 5320-00-912-5607 contain precious materials?

Precious metal content is unknown

Does NSN 5320-00-912-5607 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 5320-00-912-5607 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Jun 24, 1966