NSN 5305-00-591-4147
Panel Assembly Fastener
Between 1.131 inches and 1.178 inches fastener length, flat countersunk head style, between 0.497 inches and 0.507 inches head diameter, shoulder diameter: 0.280 inches first shoulder and 0.281 inches first shoulder.
Manufacturer part number 66904H4-12 for national stock number 5305005914147.
Datasheet
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Product description
Shoulder Screw NSN 5305-00-591-4147.
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MPN or Model
66904H4-12
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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
Between 0.371 inches and 0.438 inches -
Fastener Length
Between 1.131 inches and 1.178 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.497 inches and 0.507 inches -
Shoulder Diameter
0.280 inches first shoulder and 0.281 inches first shoulder -
Shoulder Length
0.645 inches first shoulder and 0.665 inches first shoulder -
Internal Drive Style
High-torque -
Thread Diameter
0.250 inches -
Thready Qty Per Inch (tpi)
28 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Shoulder Shape
Round first shoulder -
Material
Steel -
Surface Treatment
Cadmium -
Surface Treatment Specification
Mac ps13145, mcdonnell douglas corporation mfr ref single treatment response -
Thread Series Designator
Unjf
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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. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.
![Mechanic Bill explains Panel Assembly Fastener](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-00-591-4147 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
66904H4-12 | Sps Technologies, Llc |
HT308-4-12 | Hi-shear Corporation |
HT308-4-12 | Lisi Aerospace Canada Corp |
ST3M547-4-12 | Boeing Company, The |
66904H4-12 | Sps Technologies, Llc |
Stock Check
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