NSN 5306-00-639-3312 Freight Car Flush Head Bolt

About this product

2.500 inches fastener length, button head style, 0.813 inches head diameter, head height: 0.188 inches .

Manufacturer part number FFB571 for national stock number 5306006393312.

Product description

Square Neck Bolt NSN 5306-00-639-3312.
MPN or Model

FFB571
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
2a
Thread Direction
Right-hand
Thread Length
0.750 inches
Fastener Length
2.500 inches
Head Style
Button
Head Diameter
0.813 inches
Head Height
0.188 inches
Neck Length
0.281 inches
Thread Diameter
0.375 inches
Features Provided
Square nut
Thready Qty Per Inch (tpi)
16
Neck Width
0.375 inches
Material
Steel
Material Specification
Ff-b-571 federal specification single material response
Surface Treatment
Cadmium or zinc
Surface Treatment Specification
Qq-p-416 federal specification 1st treatment response or qq-z-325 federal specification 2nd treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
C2 type

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MPN manufacturer part number	Registrant or Supplier
FFB571	Federal Specifications

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NSN 5306-00-639-3312