159920
View detailed technical data, stock status, and sourcing information for: 159920
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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, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
0.469 inches minimum and 0.500 inches maximum fastener length, 2a thread class, pan head style, right-hand thread direction, 0.469 inches minimum and 0.500 inches maximum thread length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.469 inches minimum and 0.500 inches maximum
- Fastener Length
- 0.469 inches minimum and 0.500 inches maximum
- Head Style
- pan
- Head Diameter
- 0.357 inches minimum and 0.373 inches maximum
- Head Height
- 0.122 inches minimum and 0.133 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 60000 pounds per square inch
- Hardness Rating
- 70.0 rockwell b minimum and 100.0 rockwell b maximum
- Screw Material
- steel comp 1010 or steel comp 1020
- Screw Material Document And Classification
- sae j429,grade 1 assn std all material responses or 66,uns g10100 thru g10200 fed std all material responses
- Screw Surface Treatment
- cadmium and chromate or zinc and chromate
- Screw Surface Treatment Document And Classification
- qq-p-416,type 2,class 3 fed spec 1st treatment response or astm b633,type 3,class fe/zn13 assn std 2nd treatment response
- Thread Series Designator
- unc
- Specification/Standard Data
- 81348-ff-s-92 government specification and 80204-ansi b18.6.3 professional/industrial association standard and 24617-159920 manufacturers standard and 96906-ms35208/canceled/ government standard
- Nondefinitive Spec/Std Data
- 3 type and 9c style and 10-24x1/2in. size
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 159920 | Machine Screw |
| 4177205-039 | Machine Screw |
| 5903AX | Machine Screw |
| B18.6.3 TABLE 3210-24X1/2 PANHD | Machine Screw |
| MS35208-55 | Machine Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-059-7916?
Does the NSN 5305-00-059-7916 have a Schedule B code assigned?
Does NSN 5305-00-059-7916 require demilitarization?
Does NSN 5305-00-059-7916 contain precious materials?
Does NSN 5305-00-059-7916 contain hazardous materials?
When the NSN 5305-00-059-7916 was assigned to the Federal Catalog?
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