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Packing Nut NSN 4730-00-874-5558

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 4730-00-874-5558 NSN: 4730-00-874-5558

Features and Characteristics

Thread Class
3a and 2b
Thread Direction
Right-hand and right-hand
Thread Length
0.437 inches and 0.500 inches
Casehardening Indicator
Not casehardened
Hole Diameter
Between 0.420 inches and 0.438 inches
Overall Length
1.875 inches
Hole Or Slot Quantity
2
Thread Size
3-15/16in-12 and 2-1/8in-12
Seat Angle In Deg
45.0
Screw Thread Series Designator
Uns and uns
Screw Thread Location
Internal
Smallest Inside Diameter
1.531 inches
Major Unthreaded Outside Diameter
Between 3.719 inches and 3.938 inches
Material
Steel, federal standard 66, comp 1117
Material
Steel comp 1117
Style Designator
Round, external thread, inverted flare
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
008745558
NSN
4730008745558

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
390MAG1
Cage Code:
05415
Status:
A
MSDS:
Part Number:
B7812-9
Cage Code:
46717
Status:
A
MSDS:
Part Number:
A5061
Cage Code:
95953
Status:
A
MSDS:
Part Number:
P67444
Cage Code:
04285
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-874-5558
What are the manufacturers of nsn 4730008745558?
Does this nsn 4730008745558 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730008745558
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 4730008745558 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730008745558 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730008745558?
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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