6635-00-663-4576

Find complete technical information, availability, and procurement data for: 6635-00-663-4576

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6635-00-663-4576
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6635-00-663-4576
Item Name Code
18992
Assigment Date
01/01/1963 (63 years ago)

anvil,flat,approximately 2.500 in. dia 1; anvil,raised spot 1; anvil,raised v,for small dia work 1; anvil,v,for 0.250 in. to 5.000 in. dia stock 1; chuck,0.062 in. steel ball penetrator w/50 balls 1; cover,telescopic elevating screw 1; cover,vinyl plastic 1; penetrator,diamond c scale 1; weights,for applying 60 kg,100 kg,150 kg major loads 1 set; table,testing,8 in. dia 1; test blocks for b scale 2; test blocks for c scale 2 accessory components and quantity, circular dial indicator type, bench installation design, not provided carrying case, external usage design

Product Characteristics

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

Carrying Case
not provided
Accessory Components And Quantity
anvil,flat,approximately 2.500 in. dia 1; anvil,raised spot 1; anvil,raised v,for small dia work 1; anvil,v,for 0.250 in. to 5.000 in. dia stock 1; chuck,0.062 in. steel ball penetrator w/50 balls 1; cover,telescopic elevating screw 1; cover,vinyl plastic 1; penetrator,diamond c scale 1; weights,for applying 60 kg,100 kg,150 kg major loads 1 set; table,testing,8 in. dia 1; test blocks for b scale 2; test blocks for c scale 2
Usage Design
external
Indicator Type
circular dial
Installation Design
bench
Test Type
rockwell
Unpackaged Unit Weight
100.000 pounds
Vertical Capacity
12.000 inches
Horizontal Reach
5.500 inches
Indicator Reading Type
multiple
Indicator Design
conversion chart
Functional Classification
aa-8.6
Functional Description
ball-check determines hardness of relatively soft matl; sphere-conical diamond penetrator (brale) tests harder matl such as tool or spring steel; meas dp penetration of ball or brale check; readings refer to relationship table for ts of matl
Entry Date
70-08-15
Reference Data And Literature
tm 55-405-10 and rockwell hardness tester book
Relationship To Similar Equipment
our is regular model; ous superficial model 6635-00-509-5238 makes smaller indentations
Type/Model Designation
our

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
6635-00-526-6202 No Name Available 01/01/1960
6635-00-526-6208 No Name Available 01/01/1960
6635-00-566-5199 No Name Available 02/23/1972

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
4-OUR Material Hardness Tester
4OUR Material Hardness Tester

FAQs

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

What is the FSCG of the NSN 6635-00-663-4576?
The FSCG of the NSN 6635-00-663-4576 is 6635
Does the NSN 6635-00-663-4576 have a Schedule B code assigned?
Yes, the Schedule B code is 9027893500
Does NSN 6635-00-663-4576 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 6635-00-663-4576 contain precious materials?
Item does not contain precious metal.
Does NSN 6635-00-663-4576 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 6635-00-663-4576 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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