Part Number R398

Extended Washer Self-locking Nut
Stock Availability  condition code chart

Part number r398 is in stock in the following quantities and conditions.

  • NS: 8
  • NE: 1759

Note: Availability of this item was last updated 11/30/2023 and may have changed since then. Request a quote for up to date pricing and availability.

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
r398
Demil:
No
Shelf Life:
UOM:
NIIN:
012626314

Part Information
Theat treatment-solution treated at 1800 deg.F plus/minus 50 degrees for 1 to 4 hrs and oil quench or air cool.Ageharden at 1300 deg-1400 degf for 16 hr.And air cool; hardness-esna rc27-40, kaynar rc32-48, sps rc35-42, voi-shan rc 32-44

NSN
National Stock Number:
5310-01-262-6314 5310012626314
TXT
Description:
Extended Washer Self-locking Nut
INC
INC
Item Name Code:
29729
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:
None.AAVX
Washer Outside Diameter:
0.598 inches
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
0.458 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA
Nut Style:
Double hexagon
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
Between 0.430 inches and 0.439 inches
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:
Unf
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):
24
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.375 inches
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:
Ams5735 assn standard single material response

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