Part Number 2638719

Extended Washer Self-locking Nut
Description

Nut,slf lck

Stock Availability  condition code chart

Part number 2638719 is in stock in the following quantities and conditions.

  • NS: 5753
  • NE: 121740
  • SV: 7
  • AR: 15
  • OH: 1

Note: Availability of this item was last updated 10/11/2023 and may have changed since then. Request a quote for up to date pricing and availability.

Pricing & Availability

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
2638719
Demil:
No
Shelf Life:
UOM:
NIIN:
008444872

Part Information
Flight safety critical aircraft part

NSN
National Stock Number:
5310-00-844-4872 5310008444872
TXT
Description:
Extended Washer Self-locking Nut
INC
INC
Item Name Code:
29730
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3b
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand
MRC:
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.AAUM
Locking Feature:
Prevailing torque all metal design
MRC:
None.AAVX
Washer Outside Diameter:
0.420 inches
MRC:
A substance designed to provide a reduction of friction between the two surfaces in contact.ABAJ
Lubrication:
Soluble lubricant
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
Between 0.204 inches and 0.219 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA
Nut Style:
Hexagon
MRC:
None.ADEM
Washer Thickness:
0.019 inches
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
Between 0.304 inches and 0.316 inches
MRC:
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.AZKQ
Tempurature Rating:
800.0 degrees fahrenheit
MRC:
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.BZRR
Thread Series:
Unjf
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
28
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.250 inches
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Feat
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Iron alloy 660
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Ams 5525 assn standard single material response or ams 5735 assn standard single material response
MRC:
An indication of the precious material and its location in the item.PMLC
Precious Material And Location:
External surface silver
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Silver
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.STDC
Surface Treatment Specification:
Qq-s-365 federal specification single treatment response or ams 2410 assn standard single treatment response

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