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5305-01-080-3779

Find complete technical information, availability, and procurement data for: 5305-01-080-3779

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5305-01-080-3779
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-080-3779
Item Name Code
18257
Assigment Date
07/25/1979 (46 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.

right-hand thread direction, 3a thread class, hexagon head style, 3.154 inches minimum and 3.184 inches maximum fastener length, 1.451 inches minimum and 1.511 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
3a
Thread Direction
right-hand
Thread Length
1.451 inches minimum and 1.511 inches maximum
Fastener Length
3.154 inches minimum and 3.184 inches maximum
Head Style
hexagon
Head Height
0.531 inches minimum and 0.547 inches maximum
Width Between Flats
1.427 inches minimum and 1.440 inches maximum
Shank Unthreaded Hole Diameter
0.141 inches minimum and 0.151 inches maximum first hole
Nominal Thread Diameter
1.000 inches
Thread Quantity Per Inch
12
Distance From Head Largest Bearing Surface To Shank Hole Center
2.772 inches minimum and 2.792 inches maximum first hole
Part Name Assigned By Controlling Agency
navy special project
Material
iron alloy 660 overall
Material Document And Classification
ams 5732 assn std 1st material response or ams 5737 assn std 1st material response or ams 5733 assn std 2nd material response overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Thread Series Designator
unjf
Specification/Standard Data
80205-nas1016 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
AS7478 Hexagon Head Cap Screw
NAS1016-27 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-080-3779?
The FSCG of the NSN 5305-01-080-3779 is 5305
Does the NSN 5305-01-080-3779 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-080-3779 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 5305-01-080-3779 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-080-3779 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 5305-01-080-3779 was assigned to the Federal Catalog?
It was assigned 46 years ago, on Wed, Jul 25, 1979

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