NSN 5305-01-458-4851
High Torque Screw
Dry film lube-threads only.
Manufacturer part number 03A415-5-20L for national stock number 5305014584851.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-458-4851.
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MPN or Model
03A415-5-20L
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Schedule B
8105.90.0000 (Cobalt, wrought, and articles thereof) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.532 inches and 0.582 inches -
Fastener Length
Between 1.817 inches and 1.847 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.573 inches and 0.630 inches -
Grip Diameter
Between 0.311 inches and 0.312 inches -
Internal Drive Style
Offset cruciform (torque set) -
Thread Diameter
0.312 inches -
Grip Length
Between 1.240 inches and 1.260 inches -
Thready Qty Per Inch (tpi)
24 -
Min. Tensile Strength (psi)
132000 pounds per square inch -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Material
Cobalt comp mp-35-n -
Material Specification
Smd 584 national specification 15th material response -
Surface Treatment
Passivate -
Surface Treatment Specification
Qq-p-35 federal specification single treatment response -
Thread Series Designator
Unjf
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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.
![Mechanic Bill explains High Torque Screw](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-458-4851 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
03A415-5-20L | Northrop Grumman Systems Corporation |
PBF1570-5-20L | Sps Technologies, Llc |
125300-5-20L | Sps Technologies, Llc |
HR257-5-20L | Hi-shear Corporation |
HR257-5-20L | Lisi Aerospace Canada Corp |
Stock Check
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