Part Number 257A494-1

Retainer Ring Nut Assembly

Pricing & Availability

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

257a494-1

Demil:

Shelf Life:

UOM:

NIIN:

015247998

Part Information
Nut assembly, self-locking

NSN

National Stock Number:

5310-01-524-7998 5310015247998

TXT

Description:

Retainer Ring Nut Assembly

INC

Item Name Code:

16007

MRC:

A measurement taken at right angles to the length of an item,in distinction from thickness.ABGL

Width:

Between 2.490 inches and 2.510 inches

MRC:

The length of a straight line which passes through the center of a bolt circle,and terminates at the circumference.ABKG

Bolt Circle Diameter:

Between 15.990 inches and 16.010 inches

MRC:

A measurement of the smallest dimension of an item,in distinction from length or width.ABNM

Thickness:

Between 0.058 inches and 0.068 inches

MRC:

The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA

Nut Style:

Plate

MRC:

A measurement of the longest dimension of the nut,in distinction from width.ACVN

Nut Length:

1.292 inches

MRC:

None.ADEA

Nut Height:

0.281 inches

MRC:

A measurement of the smallest dimension of a plate,in distinction from length or width.ADEB

Plate Thickness:

0.032 inches

MRC:

A measurement taken at right angles to the length of a plate,in distinction from thickness.ADEC

Plate Width:

Between 0.350 inches and 0.516 inches

MRC:

The style designation indicating the configuration that most nearly corresponds to the appearance of the mounting.ADER

Mounting Style:

Ring

MRC:

The length of a straight line which passes through the center of the ring,and terminates at the outside circumference.ADEV

Ring Outside Diameter:

Between 16.990 inches and 17.010 inches

MRC:

The national stock number or the identification information of the end equipment for which the item is a part.AGAV

End Application:

Laircm group

MRC:

The number of nuts provided.AZXC

Nut Quantity:

Code	Definition
FN	Factory New. Parts manufactured by then OEM and includes manufacturer certification.
NE	New. Parts manufactured by the OEM. May include manufacturer certification or company certification.
NS	New Surplus. New material item purchased from excess inventory.
OH	Overhauled. Product has been rebuilt and tested in accordance with the manufacturer's specifications by a repair shop (MRO).
SV	Serviceable product.
AR	As Removed. Product removed from aircraft or platform with no guarentee on the functionality of the part.
RP	Repairable. Product can be repaired by a MRO and be given a FAA 8130 or EASA Form 1 certification.

Part Number 257A494-1

Pricing & Availability

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