NSN 5305-01-407-4754
Bolt Stove
Between 0.345 inches and 0.375 inches fastener length, flat countersunk head style, between 0.257 inches and 0.279 inches head diameter, internal drive style: slot.
Manufacturer part number SM-B-978770 for national stock number 5305014074754.
Datasheet
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Product description
Machine Screw NSN 5305-01-407-4754.
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MPN or Model
SM-B-978770
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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)
133300 - Machinery/machines NOI -
Thread Class
2a -
Thread Direction
Right-hand -
Thread Length
Between 0.313 inches and 0.375 inches -
Fastener Length
Between 0.345 inches and 0.375 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.257 inches and 0.279 inches -
Internal Drive Style
Slot -
Thread Diameter
0.138 inches -
Thready Qty Per Inch (tpi)
32 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Screw Material
Steel comp 303 -
Screw Material Specification
Astm a582, cond a, cold finish assn standard single material response -
Screw Surface Treatment
Passivate -
Screw Surface Treatment Specification
Astm a380 assn standard single treatment response -
Thread Series Designator
Unc
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Pricing and Availability
Get a quote for 5305-01-407-4754 machine screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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SM-B-978770 | Us Army Communications & |