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5310-00-856-0590

Round Self-Locking Nut

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Official Item Classification

Name
Round Self-Locking Nut
(NSN) National Stock Number
5310-00-856-0590
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
15895
(FIIG) Federal Item Identification Guide
A021A0
Date
01/01/1962 (64 years ago)

prevailing torque with nonmetallic insert locking feature, 3b thread class, 0.120 inches minimum and 0.130 inches maximum drive point depth, right-hand thread direction, round nut style

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque with nonmetallic insert

Drive Point Depth

0.120 inches minimum and 0.130 inches maximum

Nut Style

round

Nut Diameter

8.0900 inches minimum and 8.1100 inches maximum

Nut Thickness

0.4910 inches minimum and 0.5210 inches maximum

Drive Point Width

0.4840 inches minimum and 0.5160 inches maximum

Undercut Thickness

0.0740 inches minimum and 0.0760 inches maximum

Drive Point Quantity

4

Temp Rating

-75.0 fahrenheit minimum and 250.0 fahrenheit maximum

Thread Series

uns

Thread Quantity Per Inch

16

Hardness Rating

26.0 rockwell c minimum and 32.0 rockwell c maximum

Nominal Thread Size

7.066 inches

Countersink Angle

90.0 degrees minimum and 110.0 degrees maximum nut

Material

plastic polyamide (nylon) locking insert

Material

steel comp 4130 nut

Material Document And Classification

mil-s-6758,cond f mil spec 1st material response nut

Material Document And Classification

nlon zytel-103 fscm 77272 mfr ref 2nd material response locking insert

Surface Treatment

phosphate zinc nut

Surface Treatment Document And Classification

mil-p-16232,ty z,cl 4a mil spec single treatment response nut

Specification/Standard Data

81205-bacn10gr manufacturers standard

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

S9I

Pseudo Item Name Code

0015895

Related Hardware Products

Part Number Description
BACN10GR17 Round Self-Locking Nut
BR7414-11316 Round Self-Locking Nut
VS10304-17 Round Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-856-0590?
The FSCG of the NSN 5310-00-856-0590 is 5310
Does the NSN 5310-00-856-0590 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-856-0590 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 5310-00-856-0590 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-856-0590 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 5310-00-856-0590 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962