Part Number 321143

Valve Spring Retainer Lock

Pricing & Availability

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

321143

Demil:

Shelf Life:

UOM:

NIIN:

003652275

Part Information
Simula to style 25 except tapered bore 2.500 per ft to countersink; splint in three sections 120 deg

NSN

National Stock Number:

2815-00-365-2275 2815003652275

TXT

Description:

Valve Spring Retainer Lock

INC

Item Name Code:

15883

MRC:

Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.AASG

Casehardening Indicator:

Casehardened

MRC:

The distance measured in a straight line from the bottom to the top of an item.ABKW

Overall Height:

Between 0.545 inches and 0.547 inches

MRC:

An indication of whether a portion/s/ of the item is threaded or unthreaded.AFEW

Thread Provision:

Unthreaded

MRC:

None.AGRU

Largest Inside Diameter:

0.375 inches

MRC:

The length of a straight line which passes through the center of the largest diameter of an item,and terminates at the outside circumference.AGWM

Largest Outside Diameter:

Between 0.654 inches and 0.656 inches

MRC:

The smallest length of a straight line which passes through the center of an item,and terminates on the inside circumference.BKKZ

Minimum Inside Diameter:

0.493 inches

MRC:

None.BQTH

Largest Top Countersink Diameter:

0.469 inches

MRC:

None.BQTN

Err Default:

Err default

MRC:

None.BQTN

Top Countersink Included Angle In Deg:

30.0

MRC:

None.BRQH

Err Default:

Err default

MRC:

None.BRQH

Inside Included Angle In Deg:

105.0

MRC:

The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL

Material:

Steel

MRC:

The chemical compound or mechanical mixture properties of which the item is fabricated.MATT

Material:

Steel

MRC:

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL

Style Designator:

Straight countersink bore-straight sides

Part Number	RNVC	RNAAC	DAC	CAGE
3B1143	2	AX	1	11083
321143	2	AX	5	57217
R155	9	AX	4	59875
U135	9	AX	4	77535
IPD3B1143	2	AX	6	55883
LK131	9	AX	4	78557
J135	9	AX	4	80825
H224	9	AX	4	91465

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 321143

Pricing & Availability

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