Product Details | MACHINE COUNTERBORE

5133-00-595-8256 An end cutting tool having two or more cutting edges with flutes or grooves for the passage of cuttings, an integral or removable holder designed for adaption to the end of a machine spindle. The flutes or grooves are usually helical to give a positive rake at the cutting edges. It is designed to form a flat-bottomed enlargement of the mouth of a previously formed cylindrical hole. For items requiring a holder but the holder is not included, use CUTTER, COUNTERBORE.

Part Alternates: C46425, 30000312, 3000-0312, 50702, 879 5/16, 879516, 5133-00-595-8256, 00-595-8256, 5133005958256, 005958256

Hand Tools | Drill Bits, Counterbores, and Countersinks: Hand and Machine

Supply Group (FSG) NSN Assign. NIIN
51 01 JAN 1963 00-595-8256

Drawings & Photos | NSN 5133-00-595-8256


Demand History | NSN 5133-00-595-8256

Part Number Request Date QTY Origin
50702 2023-12-346 11 US

Cross Reference | NSN 5133-00-595-8256

Part Number Cage Code Manufacturer
3000-0312 13130 CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC
50702 42970 LEAR SIEGLER INC NATIONAL TWIST DRILL AND TOOL DIV
879 5/16 13130 CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC
879 5/16 1NEX4 KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS
879 5/16 60NQ9 GREENFIELD INDUSTRIES, INC.
C46425 1NEX4 KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS
C46425 60NQ9 GREENFIELD INDUSTRIES, INC.

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Technical Data | NSN 5133-00-595-8256

Characteristic Specifications
MATERIAL STEEL OVERALL
CUTTING END STYLE 22 INTERCHANGEABLE PILOT
SHANK STYLE 76 STRAIGHT ROUND
SHANK DIAMETER 0.297 INCHES NOMINAL
OVERALL LENGTH 3.812 INCHES NOMINAL
NOMINAL CUTTING DIAMETER 0.3120 INCHES
FLUTE QUANTITY 3
FEATURES PROVIDED REPLACEABLE PILOT
PILOT HOLE NOMINAL DIAMETER 0.094 INCHES

Restrictions/Controls & Freight Information | NSN 5133-00-595-8256

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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.
Category Code Description
NMF Description 186630 TOOLS:NOI O/T PLSTC IN BBLS/BXS
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 732 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5133-00-595-8256

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplyGSAGeneral Services Administration
Washington, D.C. 20406
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each