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Packing Nut NSN 4730-01-131-7571

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 4730-01-131-7571 NSN: 4730-01-131-7571

Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Err Default
0.484 inches
Casehardening Indicator
Not casehardened
Overall Length
0.500 inches
Thread Size
3-1/4-16
Screw Thread Series Designator
Unj
Screw Thread Location
Internal
Length To Shoulder
0.391 inches
Smallest Inside Diameter
3.309 inches
Major Unthreaded Outside Diameter
3.781 inches
Protrusion Quantity
12
Special Features
W/flange, 4.031 in.Od, at bottom of nut; anodized red
Material
Aluminum alloy, qq-a-225/6, alloy 2024, t851
Material
Aluminum alloy 2024
Style Designator
Round, internal thread, shouldered
Surface Treatment
Anodized, mil-a-8625, type 2, class 2
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
011317571
NSN
4730011317571

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
74B580177-101
Cage Code:
76301
Status:
A
MSDS:
Part Number:
74B580177
Cage Code:
76301
Status:
A
MSDS:
Part Number:
LS580177
Cage Code:
03038
Status:
A
MSDS:
Part Number:
LS580177-101
Cage Code:
03038
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4730-01-131-7571
What are the manufacturers of nsn 4730011317571?
Does this nsn 4730011317571 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730011317571
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 4730011317571 contain any precious metals?
No precious metal content.
Does nsn 4730011317571 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730011317571?
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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