Part Number 2643-820-12ITEM54

Hexagon Self-locking Nut

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
2643-820-12item54
Demil:
No
Shelf Life:
UOM:
NIIN:
000885329

Part Information
7/8 in, 9 unc, 3b

NSN
National Stock Number:
5310-00-088-5329 5310000885329
TXT
Description:
Hexagon Self-locking Nut
INC
INC
Item Name Code:
05277
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 with nonmetallic insert
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA
Nut Style:
Hexagon
MRC:
None.ADEA
Nut Height:
Between 1.110 inches and 1.140 inches
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
Between 1.427 inches and 1.446 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:
Unc
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):
9
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.875 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:
Zzzw
MRC:
Indicates the type of bearing surface.CRTM
Bearing Surface Type:
Washer faced
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy nut and plastic polyamide nut
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy and plastic polyamide nut
MRC:
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.ZZZW
Departure From Cited Document:
Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items
MRC:
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.ZZZW
Departure From Cited Document:
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items
MRC:
The variation when the item is in conformity with a type designator covered by a specification or standard,except in regard to one or more technical differentiating characteristics.ZZZX
Departure From Cited Designator:
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

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