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5306-00-530-9257

Find complete technical information, availability, and procurement data for: 5306-00-530-9257

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5306-00-530-9257
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-530-9257
Item Name Code
06666
Assigment Date
01/01/1963 (63 years ago)

A fluid line fitting having a pipe, tube or hose connection or a through hole to accommodate a bolt, fluid passage on one end. The other end must have an internal or external quick disconnect feature for connecting a mating part to form a quick disconnect coupling assembly. The fitting may incorporate a self-sealing feature for the purpose of automatically shutting off the flow of fluid when disconnected from its mating half. For self-sealing fittings with an external or internal threaded disconnect end, see coupling half, self-sealing. See also, connector, multiple, fluid pressure line.

bevel-conical head style, 0.912 inches minimum and 0.962 inches maximum thread length, right-hand thread direction, 3.485 inches minimum and 3.515 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
0.912 inches minimum and 0.962 inches maximum
Fastener Length
3.485 inches minimum and 3.515 inches maximum
Head Style
bevel-conical
Head Diameter
1.040 inches minimum and 1.050 inches maximum
Head Height
0.625 inches nominal
Hole Diameter
0.055 inches nominal
Internal Drive Style
hexagon
Nominal Thread Diameter
0.625 inches
Width Across Flats
0.500 inches minimum and 0.503 inches maximum
Hole Quantity
4
Hole Type
drilled
Thread Quantity Per Inch
18
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
34.0 rockwell c minimum and 40.0 rockwell c maximum overall
Hole Configuration Style
round
Material
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
Material Document And Classification
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th 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
unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-00-638-9425 No Name Available 01/01/2009

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
MS20010-41 Internal Wrenching Bolt
MS20010H41 Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-530-9257?
The FSCG of the NSN 5306-00-530-9257 is 5306
Does the NSN 5306-00-530-9257 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-530-9257 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 5306-00-530-9257 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-530-9257 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 5306-00-530-9257 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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