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Packing Nut NSN 4730-00-774-4897

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 4730-00-774-4897 NSN: 4730-00-774-4897

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Err Default
0.360 inches
Casehardening Indicator
Not casehardened
Overall Length
0.660 inches
Thread Size
1-7/8in-16
Largest Inside Diameter
Between 1.807 inches and 1.814 inches
Smallest Outside Diameter
1.980 inches
Screw Thread Series Designator
Un
Width Across Flats
2.000 inches
Screw Thread Location
Internal
Length To Shoulder
0.440 inches
Smallest Inside Diameter
1.530 inches
Major Unthreaded Outside Diameter
1.980 inches
Special Features
80 microinches rms on tube seat, 130 microinches rms except hex
Material
Steel, qq-s-637, comp b1112
Material
Steel comp 1212
Style Designator
Hexagon, internal thread, shouldered
Surface Treatment
Cadmium, qq-p-416, type 1, class 3
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
007744897
NSN
4730007744897

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7744897
Cage Code:
66776
Status:
A
MSDS:
Part Number:
301873
Cage Code:
02978
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-00-774-4897
What are the manufacturers of nsn 4730007744897?
Does this nsn 4730007744897 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730007744897
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 4730007744897 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730007744897 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730007744897?
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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