NSN 5305-01-283-9898
Panel Assembly Fastener
Thread relief undercut 0.140 in. Dia; 0.055 in. Lg; surface finish on shoulder and bearing surface 32.0 microinches.
Manufacturer part number 639AS3803 for national stock number 5305012839898.
Datasheet
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Product description
Shoulder Screw NSN 5305-01-283-9898.
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MPN or Model
639AS3803
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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
2a -
Thread Direction
Right-hand -
Thread Length
Between 0.155 inches and 0.175 inches -
Fastener Length
Between 0.290 inches and 0.310 inches -
Head Style
Flat chamfer -
Head Diameter
Between 0.470 inches and 0.490 inches -
Head Height
0.075 inches -
Shoulder Diameter
0.197 inches first shoulder and 0.211 inches first shoulder -
Shoulder Length
0.080 inches first shoulder -
Internal Drive Style
Slot -
Thread Diameter
0.190 inches -
Thready Qty Per Inch (tpi)
32 -
Shoulder Shape
Round first shoulder -
Material
Steel comp 303se -
Material Specification
Astm a582 cond a assn standard single material response -
Surface Treatment
Passivate -
Surface Treatment Specification
Qq-p-35 type 4 federal specification single treatment response -
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 5305-01-283-9898 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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639AS3803 | Naval Air Systems Command |