1278333

View detailed technical data, stock status, and sourcing information for: 1278333

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1278333
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-770-7290
Item Name Code
06664
Assigment Date
01/01/1962 (64 years ago)

An externally threaded fastener bent approximately 180 degrees (3.141 radians) in the shape of the letter u and with both ends threaded.

1.125 inches minimum thread length, 2a thread class, 0.531 inches nominal distance from inside center of bend to hook end, 1.062 inches nominal hook inside width, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
2a
Thread Direction
right-hand
Thread Length
1.125 inches minimum
Hook Inside Width
1.062 inches nominal
Distance From Inside Center Of Bend To Hook End
0.531 inches nominal
Nominal Thread Diameter
0.4375 inches
Thread Quantity Per Inch
20
Distance From Inside Of Bend To Shank End
2.031 inches nominal
Material
steel overall
Surface Treatment
cadmium overall
Style Designator
round bend
Thread Series Designator
unf

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
1278333 Hook Bolt
7707290 Hook Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-770-7290?
The FSCG of the NSN 5306-00-770-7290 is 5306
Does the NSN 5306-00-770-7290 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-770-7290 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 5306-00-770-7290 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-00-770-7290 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 5306-00-770-7290 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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