Part Number 2578688-001A

Hexagon Castellated Plain Nut

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
2578688-001a
Demil:
No
Shelf Life:
UOM:
NIIN:
004323494

Part Information
Shot peened

NSN
National Stock Number:
5310-00-432-3494 5310004323494
TXT
Description:
Hexagon Castellated Plain Nut
INC
INC
Item Name Code:
01854
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:
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA
Nut Style:
Castellated, hexagon
MRC:
None.ADEA
Nut Height:
Between 0.920 inches and 0.960 inches
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
2.865 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:
Un
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):
8
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
2.375 inches
MRC:
Indicates the type of bearing surface.CRTM
Bearing Surface Type:
Washer faced
MRC:
Designates the specific roughness rating of the bearing surface,representing the arithmetic average deviation of the surface from the meanline in profile.CSXL
Bearing Surface Finish:
125.0 microinches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel
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:
Ce-0906, fscm 06848 mfr ref single material response
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:
Cadmium
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:
Cp-0400 type 2 fscm 06848 mfr ref single treatment response
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
81349-mil-i-6870 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

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