Extended Washer Self-locking Nut NSN 5310-00-556-6821

Item Description

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

NSN: 5310-00-556-6821

Stock Availability

NSN 5310005566821 availability
(as of 02/01/2021).

NE: 23951
NS: 1252

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Related NSN

Features and Characteristics

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

0.380 inches

Counterbore Diameter

0.211 inches nut and 0.221 inches nut

Lubrication

Dry film lubricant

Overall Height

Between 0.223 inches and 0.243 inches

Nut Style

Double hexagon

Washer Thickness

Between 0.072 inches and 0.087 inches

Nut Counterbore Depth

0.072 inches nut and 0.087 inches nut

Width Across Flats

Between 0.213 inches and 0.221 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 35.0 rockwell c and 40.0 rockwell c

Thread Size

0.190 inches

Material

Steel comp 8740 washer

Material Specification

Ams6322 assn standard single material response washer or mil-s-6049 comp 8740 military specification single material response washer

Surface Treatment

Cadmium nut

Surface Treatment Specification

Qq-p-416 type2, class3 federal specification single treatment response washer

FSC

5310 Nuts And Washers

NIIN

005566821

NSN

5310005566821

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

RMLH9073

Cage Code:

019L2

Status:

MSDS:

Part Number:

BACN10HY3M

Cage Code:

81205

Status:

MSDS:

Part Number:

69233SBD

Cage Code:

56878

Status:

MSDS:

Part Number:

TLN1001W3

Cage Code:

92215

Status:

MSDS:

Part Number:

HW29872

Cage Code:

15653

Status:

MSDS:

Part Number:

55342-1032

Cage Code:

56878

Status:

MSDS:

Part Number:

BACN10FZ3

Cage Code:

82918

Status:

MSDS:

Part Number:

HW19702-3

Cage Code:

15653

Status:

MSDS:

Part Number:

NSA5050-3

Cage Code:

F0224

Status:

MSDS:

Part Number:

LH6094-02

Cage Code:

019L2

Status:

MSDS:

Part Number:

TLN1000-3

Cage Code:

17446

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 7318160000
NAICS: 332722
SITC: 69421
Description: Nuts of iron or steel
End Use (Code 12300):
Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-556-6821

What are the manufacturers of nsn 5310005566821?

Fitz Aerospace, Llc (019L2)
The Boeing Company (81205)
Sps Technologies, Llc (56878)
Alcoa Global Fasteners, Inc. (92215)
Arconic Global Fasteners & Rings, (15653)
The Boeing Company (82918)
Arconic Fixations Simmonds Sas (F0224)
Paturle Aciers (F1303)
Harvard Industries Inc (72962)
Huck International, Inc. (17446)
Sps Technologies, Llc (27624)

Does this nsn 5310005566821 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310005566821
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. an integral feature is incorporated for locking on the threads of a mating member.

Does nsn 5310005566821 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310005566821 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310005566821?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

29729

FIIG:

A021A0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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