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Packing Nut NSN 4730-00-453-9921

Item Description

An item having internal and/or external machine thread(s) (threads other than pipe or hose series), specifically designed to retain, by means or groove(s), shoulder(s), and the like, packing and/or a packing gland within a stuffing box. See also bushing, machine thread; inverted nut, tube coupling; and nut, tube coupling. Excludes packing nut, stuffing tube; and use with electrical cable, and locknut, pipe.

NSN 4730-00-453-9921 NSN: 4730-00-453-9921

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Err Default
0.375 inches
Casehardening Indicator
Not casehardened
Hole Diameter
0.257 inches
Overall Length
1.000 inches
Hole Or Slot Quantity
4
Thread Size
2-1/4in-12
Seat Angle In Deg
90.0
Screw Thread Series Designator
Un
Screw Thread Location
External
Smallest Inside Diameter
0.755 inches
Major Unthreaded Outside Diameter
2.000 inches
Material
Aluminum alloy, qq-a-225/8, alloy 6061, t6
Material
Aluminum alloy 6061
Style Designator
Round, external thread, inverted flare
Surface Treatment
Anodized
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
004539921
NSN
4730004539921

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2-1013
Cage Code:
53887
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-453-9921
What are the manufacturers of nsn 4730004539921?
Does this nsn 4730004539921 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730004539921
An item having internal and/or external machine thread(s) (threads other than pipe or hose series), specifically designed to retain, by means or groove(s), shoulder(s), and the like, packing and/or a packing gland within a stuffing box. see also bushing, machine thread; inverted nut, tube coupling; and nut, tube coupling. excludes packing nut, stuffing tube; and use with electrical cable, and locknut, pipe.
Does nsn 4730004539921 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730004539921 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730004539921?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
18028
FIIG:
T385-E
App. Key:
EA
Cond. Code:
2
Status:
A

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