NSN 5305-01-309-7056
Panel Assembly Fastener
Between 1.725 inches and 1.755 inches fastener length, flat chamfer head style, between 0.543 inches and 0.562 inches head diameter, head height: between 0.240 inches and 0.250 inches .
Manufacturer part number MS21301-3 for national stock number 5305013097056.
Datasheet
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Product description
Shoulder Screw NSN 5305-01-309-7056.
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MPN or Model
MS21301-3
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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) -
Unit Weight (Est.)
0.1 lb -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.369 inches and 0.389 inches -
Fastener Length
Between 1.725 inches and 1.755 inches -
Head Style
Flat chamfer -
Head Diameter
Between 0.543 inches and 0.562 inches -
Head Height
Between 0.240 inches and 0.250 inches -
Shoulder Diameter
0.371 inches first shoulder and 0.373 inches first shoulder -
Shoulder Length
1.245 inches first shoulder and 1.255 inches first shoulder -
Internal Drive Style
Hexagon -
Thread Diameter
0.312 inches -
Width Across Flats
0.188 inches -
Thready Qty Per Inch (tpi)
18 -
Hardness Rating
32.0 rockwell c and 43.0 rockwell c -
Shoulder Shape
Round first shoulder -
Material
Steel comp 4340 or steel comp e4340 -
Material Specification
Ams 6415 assn standard 1st material response or mil-s-5000 military specification 2nd material 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. 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 5305-01-309-7056 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
MS21301-3 | Military Standards |
Stock Check
- NS: 5
- NE: 17