HL551-8-6

View detailed technical data, stock status, and sourcing information for: HL551-8-6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5320 Rivets

National Stock Number

5320-00-839-2163

Item Name Code

67165

Assigment Date

12/14/1966 (59 years ago)

0.800 inches minimum and 0.835 inches maximum fastener length, right-hand thread direction, 0.095 inches minimum and 0.097 inches maximum width between flats, 3a thread class, flush countersunk head style

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
Fastener Length: 0.800 inches minimum and 0.835 inches maximum
Head Style: flush countersunk
Width Between Flats: 0.095 inches minimum and 0.097 inches maximum
Shank Diameter: 0.249 inches minimum and 0.250 inches maximum
Shank Style: pin-rivet, straight, threaded
Head Major Diameter: 0.390 inches minimum and 0.395 inches maximum
Grip Length: 0.400 inches maximum
Minimum Tensile Strength: 160000 pounds per square inch
Nominal Thread Size: 0.250 inches
Shear Strength: 95000 single pounds per square inch
Countersink Angle: 100.0 degrees nominal
Material: steel comp 4140 or steel comp 8740 or steel comp 4130 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6758 mil spec 3rd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec 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
3M249A4-6	Pin-Rivet
65844-4-6	Pin-Rivet
AICL249A8C6	Pin-Rivet
HL551-8-6	Pin-Rivet

FAQs

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

What is the FSCG of the NSN 5320-00-839-2163?

The FSCG of the NSN 5320-00-839-2163 is 5320

Does the NSN 5320-00-839-2163 have a Schedule B code assigned?

Yes, the Schedule B code is 7318230000

Does NSN 5320-00-839-2163 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 5320-00-839-2163 contain precious materials?

Item does not contain precious metal.

Does NSN 5320-00-839-2163 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 5320-00-839-2163 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Dec 14, 1966