NSN 5305-01-568-1093
Panel Assembly Fastener
1.730 inches fastener length, flat countersunk head style, between 0.880 inches and 0.890 inches head diameter, shoulder diameter: 0.452 inches first shoulder and 0.453 inches first shoulder.
Manufacturer part number ST3M496-7-21 for national stock number 5305015681093.
Datasheet
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Product description
Shoulder Screw NSN 5305-01-568-1093.
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MPN or Model
ST3M496-7-21
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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)
096640 - Screws, Iron Or Steel -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.599 inches -
Fastener Length
1.730 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.880 inches and 0.890 inches -
Shoulder Diameter
0.452 inches first shoulder and 0.453 inches first shoulder -
Shoulder Length
1.052 inches first shoulder and 1.072 inches first shoulder -
Internal Drive Style
High-torque -
Thread Diameter
0.437 inches -
Thready Qty Per Inch (tpi)
20 -
Countersink Angle
100.0 degrees -
Shoulder Shape
Round first shoulder -
Part Name Assigned By Controlling Agency
Screw close tolerance -
Material
Steel comp xm-13 -
Surface Treatment
Passivate -
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 5305-01-568-1093 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
ST3M496-7-21 | Boeing Company, The |
HT4008-7-21 | Arconic Global Fasteners & Rings, |
HT4008-7-21 | Huck International, Inc. |
ST3M496-7-21 | Fastener Innovation Technology, Inc. |
11913-7-21 | Reid Products Inc. |
WC4008-7-21 | West Coast Aerospace Inc |
HT4008-7-21 | Hi-shear Corporation |
HT4008-7-21 | Sps Technologies, Llc |
HT4008-7-21 | Sps Technologies Ltd Tj Brooks |
Stock Check
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