Part Number 21603-2

Boss Coupling

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
21603-2
Demil:
No
Shelf Life:
UOM:
NIIN:
002019588

Part Information
Lockwire hole 0.620 in. From second end, 0.057 in. Dia, bulkhead, unef thd series, 0.625 in. Thd size first end

NSN
National Stock Number:
4730-00-201-9588 4730002019588
TXT
Description:
Boss Coupling
INC
INC
Item Name Code:
26953
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3b all ends
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
Gasket seal (boss) all ends
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Threaded internal boss all ends
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.250 inches all ends
MRC:
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.CWFR
Nominallength:
1.650 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Aluminum alloy 6061
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:
Qq-a-225/8, t651 federal specification 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:
Anodize
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:
Mil-a-8625, type 2, class 2 military specification single treatment response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Rigid, short center wrenching facility
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unf all ends

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