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5305-01-706-3131

Find complete technical information, availability, and procurement data for: 5305-01-706-3131

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5305-01-706-3131
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-706-3131
Item Name Code
18257
Assigment Date
11/15/2022 (3 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

2.151 inches minimum and 2.374 inches maximum thread length, right-hand thread direction, hexagon head style, 2.215 inches minimum and 2.406 inches maximum fastener length, 3a thread class

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
2.151 inches minimum and 2.374 inches maximum
Fastener Length
2.215 inches minimum and 2.406 inches maximum
Head Style
hexagon
Head Height
0.096 inches minimum and 0.110 inches maximum
Width Between Flats
0.243 inches minimum and 0.251 inches maximum
Single Shear Strength
160000 pounds per square inch
Nominal Thread Diameter
0.1640 inches
Thread Quantity Per Inch
32
Part Name Assigned By Controlling Agency
screw, hex head, cruciform recess, full thread, alloy steel, 160 ksi ftu
Special Features
undrilled head. material - alloy steel: 4140 (uns g41400) per ams6382, 4340 (uns g43406) per ams6415 or ams6484, or 8740 (uns g87400) per ams6322, ams6325 or ams6327. finish - cadmium plate per ams-qq-p-416, type ii, class 2. heat treatment: ams2759; 160 to 180 ksi ftu.
Hazardous Substances
cadmium
Material
steel comp 4140 or steel comp 4340 overall
Material Document And Classification
ams6382 international std/spec all material responses or ams6415 international std/spec all material responses overall
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
ams-qq-p-416, type ii, class 2 international std/spec all treatment responses overall
Thread Series Designator
unjc
Specification/Standard Data
80205-nas1801 professional/industrial association standard

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
NAS1801 REV 4 Hexagon Head Cap Screw
NAS1801-08-38 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-706-3131?
The FSCG of the NSN 5305-01-706-3131 is 5305
Does the NSN 5305-01-706-3131 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-706-3131 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 5305-01-706-3131 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-706-3131 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 5305-01-706-3131 was assigned to the Federal Catalog?
It was assigned 3 years ago, on Tue, Nov 15, 2022

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