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Packing Nut NSN 4730-00-433-2974

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 4730-00-433-2974 NSN: 4730-00-433-2974

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Err Default
0.344 inches
Casehardening Indicator
Not casehardened
Overall Length
0.500 inches
Thread Size
1/2in-20
Unthreaded Portion Length
0.156 inches
Largest Inside Diameter
0.875 inches
Screw Thread Series Designator
Unf
Width Across Flats
1.000 inches
Screw Thread Location
Internal
Length To Shoulder
0.344 inches
Smallest Inside Diameter
0.500 inches
Major Unthreaded Outside Diameter
1.000 inches
Material
Aluminum alloy, qq-a-225/6, alloy 2024, t4
Material
Aluminum alloy 2024
Style Designator
Hexagon, internal thread, shouldered
Surface Treatment
Anodized
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
004332974
NSN
4730004332974

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS21937
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS18280
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MS21937-5H
Cage Code:
14728
Status:
A
MSDS:
Part Number:
MS21927-5H
Cage Code:
81343
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-433-2974
What are the manufacturers of nsn 4730004332974?
Does this nsn 4730004332974 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730004332974
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 4730004332974 contain any precious metals?
No precious metal content.
Does nsn 4730004332974 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730004332974?
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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