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5305-01-009-3973

Find complete technical information, availability, and procurement data for: 5305-01-009-3973

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5305-01-009-3973
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-009-3973
Item Name Code
22846
Assigment Date
09/11/1975 (50 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.

3a thread class, 1.070 inches nominal thread length, 2.060 inches nominal fastener length, bevel-conical head style, 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
1.070 inches nominal
Fastener Length
2.060 inches nominal
Head Style
bevel-conical
Head Diameter
1.045 inches nominal
Head Height
0.625 inches nominal
Shoulder Diameter
0.6150 inches minimum and 0.6156 inches maximum first shoulder
Shoulder Length
0.985 inches minimum and 0.995 inches maximum first shoulder
Internal Drive Style
hexagon
Nominal Thread Diameter
0.500 inches
Width Across Flats
0.500 inches nominal
Thread Quantity Per Inch
20
Minimum Tensile Strength
180000 pounds per square inch
Hardness Rating
39.0 rockwell c minimum and 42.0 rockwell c maximum overall
Shoulder Shape
round first shoulder
Material
steel comp 4340 overall
Material Document And Classification
mil-s-8844,class 1 mil spec single material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
mil-c-8837 ty2 cl 1 mil 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
A51B25564-13 Shoulder Screw
A51B25618-11 Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-009-3973?
The FSCG of the NSN 5305-01-009-3973 is 5305
Does the NSN 5305-01-009-3973 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-009-3973 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 5305-01-009-3973 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-009-3973 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 5305-01-009-3973 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Thu, Sep 11, 1975

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