120978-5-N8

View detailed technical data, stock status, and sourcing information for: 120978-5-N8
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-260-7707

Item Name Code

27851

Assigment Date

08/05/1987 (38 years ago)

An insulator that is essentially thin and flat, with one through hole centrally located. The general shape may vary by the addition of features such as beveled edges, indented surfaces, through hole keys, and/or peripheral flats. The thickness measured between the two parallel bearing surfaces must not exceed 25 percent of the outside diameter or the shortest distance between peripheral flats. The thickness measured between the two parallel bearing surfaces must not exceed 25 percent of the outside diameter or the shortest distance between peripheral flats. Excludes:items with more than one hole. See also insulator, disk; insulator, bead; insulator, bushing; and insulator, plate

spline drive shear head head style, right-hand thread direction, 0.413 inches minimum and 0.463 inches maximum thread length, 0.923 inches minimum and 0.953 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: 0.413 inches minimum and 0.463 inches maximum
Fastener Length: 0.923 inches minimum and 0.953 inches maximum
Head Style: spline drive shear head
Head Height: 0.187 inches nominal
Grip Diameter: 0.3108 inches minimum and 0.3117 inches maximum
Head Minor Diameter: 0.605 inches maximum
End Item Identification: aircraft, f-16
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.490 inches minimum and 0.510 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 132000 pounds per square inch
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: steel comp h11 overall
Material Document And Classification: ams6487 assn std single material response overall
Surface Treatment: cadmium and chromate threads
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec single treatment response threads
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
120978-5-N8	Close Tolerance Bolt
AIC596-5-N8	Close Tolerance Bolt
C7521-5-N8	Close Tolerance Bolt
H411-5-N8	Close Tolerance Bolt
PBF7521-5-N8	Close Tolerance Bolt
VCG0009-5-N8	Close Tolerance Bolt
VS3133-5-N8	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-260-7707?

The FSCG of the NSN 5306-01-260-7707 is 5306

Does the NSN 5306-01-260-7707 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-260-7707 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 5306-01-260-7707 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-260-7707 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 5306-01-260-7707 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Aug 5, 1987