NSN 5305-00-763-4452
High Torque Screw
Between 0.371 inches and 0.478 inches fastener length, pan head style, 0.328 inches head diameter, head height: between 0.088 inches and 0.102 inches .
Manufacturer part number 51B220-2 for national stock number 5305007634452.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-00-763-4452.
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MPN or Model
51B220-2
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.276 inches -
Fastener Length
Between 0.371 inches and 0.478 inches -
Head Style
Pan -
Head Diameter
0.328 inches -
Head Height
Between 0.088 inches and 0.102 inches -
Grip Diameter
Between 0.1625 inches and 0.1635 inches -
Internal Drive Style
Offset cruciform (torque set) -
Thread Diameter
0.164 inches -
Grip Length
Between 0.110 inches and 0.140 inches -
Thready Qty Per Inch (tpi)
32 -
Min. Tensile Strength (psi)
180000 pounds per square inch -
Hardness Rating
36.0 rockwell c and 40.0 rockwell c -
Surface Finish
32.0 microinches grip -
Material
Steel -
Material Specification
Mil-s-6049 military specification single material response or mil-s-5626 military specification single material response or mil-s-5000 military specification single material response -
Surface Treatment
Cadmium -
Surface Treatment Specification
Qq-p-416 type 2 cl 2 federal specification single treatment response -
Thread Series Designator
Unjc
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A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
Pricing and Availability
Get a quote for 5305-00-763-4452 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
51B220-2 | Northrop Grumman Technical Services, |
51B220-2 | Northrop Grumman Systems Corporation |