494094

View detailed technical data, stock status, and sourcing information for: 494094

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494094
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-939-9657
Item Name Code
04905
Assigment Date
11/16/1965 (60 years ago)

An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.

right-hand thread direction, 3a thread class, 0.601 inches minimum and 0.621 inches maximum thread length, 0.304 inches minimum and 0.313 inches maximum width between flats, 0.310 inches minimum and 0.350 inches maximum head height

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
0.601 inches minimum and 0.621 inches maximum
Head Height
0.310 inches minimum and 0.350 inches maximum
Width Between Flats
0.304 inches minimum and 0.313 inches maximum
Extended Washer Diameter
0.410 inches minimum and 0.430 inches maximum
Extended Washer Thickness
0.060 inches minimum and 0.070 inches maximum
Shoulder Diameter
0.300 inches minimum and 0.330 inches maximum first shoulder
Shoulder Diameter
0.410 inches minimum and 0.413 inches maximum second shoulder
Shoulder Length
1.310 inches minimum and 1.340 inches maximum first shoulder
Shoulder Length
0.060 inches minimum and 0.070 inches maximum second shoulder
Hole Diameter
0.070 inches nominal
Nominal Thread Diameter
0.250 inches
Hole Quantity
2
Hole Type
drilled
Thread Quantity Per Inch
28
Hole Configuration Style
double hexagon longitudinal hole
Shoulder Shape
round all shoulders
Part Name Assigned By Controlling Agency
navy special project
Precious Material
silver
Surface Treatment
silver overall
Surface Treatment Document And Classification
ams 2410 assn std 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
494094 Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-939-9657?
The FSCG of the NSN 5306-00-939-9657 is 5306
Does NSN 5306-00-939-9657 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 5306-00-939-9657 contain precious materials?
Item contains silver.
Does NSN 5306-00-939-9657 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 5306-00-939-9657 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Tue, Nov 16, 1965

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