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5306-01-435-2838

Find complete technical information, availability, and procurement data for: 5306-01-435-2838

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5306-01-435-2838
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-01-435-2838
Item Name Code
15903
Assigment Date
05/15/1989 (37 years ago)

A flexible, nonmetallic item designed to prevent entry of dust, moisture and other contaminants into critical areas around shafts, levers, electrical wires and hoses. Sealing may be either static or dynamic. The item may include mounting hardware (support plates, clamps and the like). Excludes:bellows, protection; grommet, nonmetallic; and cable nipple, electrical. See also cap, electrical; cap, protective, dust and moisture seal; and shield, electrical connector.

0.345 inches minimum and 0.395 inches maximum thread length, 3a thread class, right-hand thread direction, dished hexagon head style, 2.793 inches minimum and 2.823 inches maximum fastener 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
0.345 inches minimum and 0.395 inches maximum
Fastener Length
2.793 inches minimum and 2.823 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
Grip Diameter
0.2485 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter
0.076 inches minimum and 0.086 inches maximum first hole
Nominal Thread Diameter
0.250 inches
Grip Length
2.428 inches minimum and 2.448 inches maximum
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
Distance From Head Largest Bearing Surface To Shank Hole Center
2.613 inches minimum and 2.663 inches maximum first hole
Surface Finish
32.0 microinches bearing surface of head
Surface Finish
32.0 microinches grip
Surface Finish
32.0 microinches threads
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
Specification/Standard Data
80205-nas6204 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-01-614-1422 No Name Available 05/01/2013

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
NAS6204-39D Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-435-2838?
The FSCG of the NSN 5306-01-435-2838 is 5306
Does the NSN 5306-01-435-2838 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-435-2838 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 5306-01-435-2838 contain precious materials?
Precious metal content is unknown
Does NSN 5306-01-435-2838 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 5306-01-435-2838 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Mon, May 15, 1989

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