Part Number 181D

Tube Coupling Inverted Nut
Stock Availability  condition code chart

Part number 181d is in stock in the following quantities and conditions.

  • NE: 1
  • NS: 13
  • AR: 1
  • SV: 1

Note: Availability of this item was last updated 07/17/2023 and may have changed since then. Request a quote for up to date pricing and availability.

Pricing & Availability

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Images

Reference images of this part
Picture of NSN 4730-00-142-1593
Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
181d
Demil:
No
Shelf Life:
UOM:
NIIN:
001421593
NSN
National Stock Number:
4730-00-142-1593 4730001421593
TXT
Description:
Tube Coupling Inverted Nut
INC
INC
Item Name Code:
03857
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
2b
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 process used in manufacturing the item.AARN
Fabrication Method:
Any acceptable
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:
Not casehardened
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
0.563 inches
MRC:
Designates the thread diameter and number of threads per specific measurement scale.ABUJ
Thread Size:
7/16-24
MRC:
The length of a straight line which passes through the center of the tube for which designed,and terminates at the outside circumference.ACSV
Tube Outside Diameter For Which Designed:
0.250 inches
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
Grumman a-10 aircraft
MRC:
The radius of the end surface upon which the mated surface seats.AJFZ
Seat Radius:
0.219 inches
MRC:
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.AJYP
Screw Thread Series Designator:
Uns
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
0.438 inches
MRC:
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.BSPX
Smallest Inside Diameter:
0.253 inches
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Brass
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Inverted nut, tube, compression

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