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NAS6204-11Y

View detailed technical data, stock status, and sourcing information for: NAS6204-11Y

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NAS6204-11Y
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-01-303-7391
Item Name Code
04905
Assigment Date
07/04/1989 (37 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (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 not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

0.345 inches minimum and 0.395 inches maximum thread length, 1.043 inches minimum and 1.073 inches maximum fastener length, right-hand thread direction, dished hexagon head style, 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
0.345 inches minimum and 0.395 inches maximum
Fastener Length
1.043 inches minimum and 1.073 inches maximum
Head Style
dished hexagon
Head Height
0.125 inches minimum and 0.140 inches maximum
Width Between Flats
0.429 inches minimum and 0.439 inches maximum
Shoulder Diameter
0.2797 inches minimum and 0.2807 inches maximum first shoulder
Shoulder Length
0.678 inches minimum and 0.698 inches maximum first shoulder
Nominal Thread Diameter
0.250 inches
Thread Quantity Per Inch
28
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Shoulder Shape
round first shoulder
Material
steel comp e4340 or steel comp 8740 overall
Material Document And Classification
mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416 ty 2 cl 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
NAS6204-11Y Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-303-7391?
The FSCG of the NSN 5306-01-303-7391 is 5306
Does the NSN 5306-01-303-7391 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-303-7391 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 5306-01-303-7391 contain precious materials?
Precious metal content is unknown
Does NSN 5306-01-303-7391 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 5306-01-303-7391 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Tue, Jul 4, 1989

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