NAS577B-5A

View detailed technical data, stock status, and sourcing information for: NAS577B-5A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-839-2017

Item Name Code

15891

Assigment Date

01/01/1962 (64 years ago)

prevailing torque all metal design locking feature, dry film lubricant lubrication, 0.344 inches minimum and 0.354 inches maximum nut counterbore diameter, 3b thread class, 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Counterbore Diameter: 0.344 inches minimum and 0.354 inches maximum nut
Lubrication: dry film lubricant
Nut Style: floating self-locking barrel
Nut Diameter: 0.587 inches minimum and 0.590 inches maximum
Nut Length: 0.678 inches minimum and 0.698 inches maximum
Barrel Height: 0.350 inches minimum and 0.360 inches maximum
Nut Height: 0.468 inches minimum
Nut Counterbore Depth: 0.120 inches minimum and 0.130 inches maximum nut
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Features Provided: floating nut
Thread Quantity Per Inch: 24
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum
Nominal Thread Size: 0.312 inches
Material: steel comp 4140 or steel comp 8740 or steel comp e4340 nut
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-5000 mil spec 3rd material response nut
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response overall
Specification/Standard Data: 80205-nas577 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Below is a list of NSNs that have been officially superseded by this NSN: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
5310-00-797-4392	No Name Available	02/02/1968
5310-00-807-5759	No Name Available	03/22/1968
5310-01-300-0923	No Name Available	09/01/1994

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
642A50728-1	Barrel Self-Locking Nut
642AS0728-1	Barrel Self-Locking Nut
LH2577-054	Barrel Self-Locking Nut
NAS577-5A	Barrel Self-Locking Nut
NAS577B-5A	Barrel Self-Locking Nut
SL50-5A	Barrel Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-839-2017?

The FSCG of the NSN 5310-00-839-2017 is 5310

Does the NSN 5310-00-839-2017 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-839-2017 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 5310-00-839-2017 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-839-2017 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 5310-00-839-2017 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962