NSN 5305-00-227-1424
Panel Assembly Fastener
Between 1.828 inches and 1.875 inches fastener length, flat countersunk head style, between 0.629 inches and 0.634 inches head diameter, shoulder diameter: 0.342 inches and 0.343 inches first shoulder.
Manufacturer part number 55979-5-21 for national stock number 5305002271424.
Datasheet
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Product description
Shoulder Screw NSN 5305-00-227-1424.
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MPN or Model
55979-5-21
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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)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.506 inches and 0.573 inches -
Fastener Length
Between 1.828 inches and 1.875 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.629 inches and 0.634 inches -
Shoulder Diameter
0.342 inches and 0.343 inches first shoulder -
Shoulder Length
1.180 inches and 1.202 inches first shoulder -
Internal Drive Style
Offset cruciform (torque set) -
Thread Diameter
0.312 inches -
Thready Qty Per Inch (tpi)
24 -
Hardness Rating
24.0 rockwell c and 44.0 rockwell c -
Countersink Angle
100.0 degrees -
Shoulder Shape
Round first shoulder -
Part Name Assigned By Controlling Agency
Navy special project -
Material
Iron alloy 660 -
Thread Series Designator
Unf
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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.
Pricing and Availability
Get a quote for 5305-00-227-1424 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
55979-5-21 | Sps Technologies, Llc |
HT52N21 | Hi-shear Corporation |
HT1030-5-21 | Arconic Global Fasteners & Rings, |
HT52N21 | Lisi Aerospace Canada Corp |
3M218-5-21 | Boeing Company, The |
55979-5-21 | Sps Technologies Inc |
HT1030-5-21 | Alcoa Global Fasteners, Inc. |
55979-5-21 | Sps Technologies, Llc |
3M218-5-21 | Boeing Company, The |
HT52N21 | Hi-shear Corporation |
55979-5-21 | Sps Technologies Inc |
HT1030-5-21 | Alcoa Global Fasteners, Inc. |