Product Details | SURFACE PLATE

5220-01-422-6821 A rectangular or square precision tool having a flat working surface(s) of specific flatness. It is used as a datum plane in connection with various layout, inspection, and calibration operations. It may also be used as a lapping plate, but is not grooved. See also BLOCK, LAPPING; PLATE, DUPLEX, SURFACE AND LAPPING; and PLATE, LAPPING.

Part Alternates: 36486B0AA, 5220-01-422-6821, 01-422-6821, 5220014226821, 014226821

Measuring Tools | Inspection Gages and Precision Layout Tools

Supply Group (FSG) NSN Assign. NIIN
52 06 DEC 1995 01-422-6821

Cross Reference | NSN 5220-01-422-6821

Part Number Cage Code Manufacturer
36486B0AA 94182 RAHN GRANITE SURFACE PLATE CO DBA RAHN PRECISION GRANITE

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Technical Data | NSN 5220-01-422-6821

Characteristic Specifications
MATERIAL GRANITE
WORKING SURFACE QUANTITY 2
SURFACE LENGTH 1220.0 MILLIMETERS NOMINAL
SURFACE WIDTH 915.0 MILLIMETERS NOMINAL
SPECIAL FEATURES 150 MM THICK

Restrictions/Controls & Freight Information | NSN 5220-01-422-6821

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information