NSN 5305-00-219-7948
Panel Assembly Fastener
0.190 inches fastener length, flat countersunk head style, between 0.161 inches and 0.167 inches head diameter, shoulder diameter: 0.105 inches first shoulder and 0.106 inches first shoulder.
Manufacturer part number 639-21-2 for national stock number 5305002197948.
Datasheet
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Product description
Shoulder Screw NSN 5305-00-219-7948.
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MPN or Model
639-21-2
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Schedule B
7415.33.8550 (Other copper screws (not for wood) bolts and nuts) -
NMF (National Motor Freight)
096630 - Screws NOI Brass/bronze/copper -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.097 inches -
Fastener Length
0.190 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.161 inches and 0.167 inches -
Shoulder Diameter
0.105 inches first shoulder and 0.106 inches first shoulder -
Shoulder Length
0.058 inches first shoulder -
Internal Drive Style
Cross recess type 1 -
Thread Diameter
0.086 inches -
Thready Qty Per Inch (tpi)
64 -
Countersink Angle
82.0 degrees -
Shoulder Shape
Round first shoulder -
Material
Copper alloy -
Surface Treatment
Nickel -
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.
![Mechanic Bill explains Panel Assembly Fastener](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-00-219-7948 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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639-21-2 | Kollsman, Inc. |
Stock Check
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