CT421

View detailed technical data, stock status, and sourcing information for: CT421
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6635 Physical Properties Testing and Inspection

National Stock Number

6635-00-689-9552

Item Name Code

18986

Assigment Date

03/31/1972 (54 years ago)

pocket type, 1/20 sq. in. stainless steel needle will penetrate 1 in. into concrete; penetrating depth is inscribed on shaft; point of initial set is reached when penetrometer penetration is 500 psi; scale w/calibrated range 0 to 700 psi; can be used w/astm c403 test special features

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Special Features: pocket type, 1/20 sq. in. stainless steel needle will penetrate 1 in. into concrete; penetrating depth is inscribed on shaft; point of initial set is reached when penetrometer penetration is 500 psi; scale w/calibrated range 0 to 700 psi; can be used w/astm c403 test

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
38-2695	Penetrometer
CE2785	Penetrometer
CT421	Penetrometer
H-4132	Penetrometer

FAQs

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

What is the FSCG of the NSN 6635-00-689-9552?

The FSCG of the NSN 6635-00-689-9552 is 6635

Does the NSN 6635-00-689-9552 have a Schedule B code assigned?

Yes, the Schedule B code is 9027509000

Does NSN 6635-00-689-9552 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 6635-00-689-9552 contain precious materials?

Item does not contain precious metal.

Does NSN 6635-00-689-9552 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 6635-00-689-9552 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Mar 31, 1972