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5305-00-850-5428

Find complete technical information, availability, and procurement data for: 5305-00-850-5428

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5305-00-850-5428
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-850-5428
Item Name Code
22846
Assigment Date
01/01/1960 (66 years ago)

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.

1.828 inches minimum and 1.858 inches maximum fastener length, flat countersunk head style, 3a thread class, 0.506 inches minimum and 0.556 inches maximum thread length, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.506 inches minimum and 0.556 inches maximum
Fastener Length
1.828 inches minimum and 1.858 inches maximum
Head Style
flat countersunk
Head Diameter
0.5780 inches minimum and 0.6335 inches maximum
Shoulder Diameter
0.342 inches minimum and 0.343 inches maximum first shoulder
Shoulder Length
1.192 inches nominal first shoulder
Internal Drive Style
high-torque
Nominal Thread Diameter
0.312 inches
Thread Quantity Per Inch
24
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Shoulder Shape
round first shoulder
Material
steel comp e4340 or steel comp 4340 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4140 or steel comp 4037 or steel comp 4130 overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,type 2,class 2 fed spec single treatment response overall
Thread Series Designator
unjf

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
NAS1605-21 Shoulder Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-850-5428?
The FSCG of the NSN 5305-00-850-5428 is 5305
Does the NSN 5305-00-850-5428 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-850-5428 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-00-850-5428 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-850-5428 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-00-850-5428 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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