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Boss Nipple NSN 4730-00-203-7491

Item Description

A straight, one-piece fitting used to join two bosses or boss fittings. Both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). It is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. The center section may be suitably shaped to accommodate a wrench.

NSN 4730-00-203-7491 NSN: 4730-00-203-7491

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Features and Characteristics

Thread Class
3a all ends
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
External seat for gasket seal (boss) 1st end
Connection Type
Threaded external boss all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.562 inches all ends
Nominallength
1.188 inches
Special Features
Grumman aerospace corporation a10 aircraft
Material
Steel comp 1137 or steel comp 1141
Material Specification
Qq-s-637 federal specification single material response or astm a576-67t assn standard single material response
Media For Which Designed
Hydraulic fluid single response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, class 2 federal specification single treatment response
Style Designator
Flareless w/ center wrenching facility
Thread Series Designator
Unjf all ends
Specification Data
96906-ms21902 government standard
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
002037491
NSN
4730002037491

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS21902-6
Cage Code:
96906
Status:
A
MSDS:
Part Number:
MILF18280
Cage Code:
81349
Status:
A
MSDS:
Part Number:
45229-36
Cage Code:
D2638
Status:
A
MSDS:
Part Number:
4730002037491
Cage Code:
SCY13
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7307994000
  • NAICS: 332919
  • SITC: 67959
  • Description: Other fittings nesoi of alloy steel not stainless
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 4730-00-203-7491
What are the manufacturers of nsn 4730002037491?
Does this nsn 4730002037491 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730002037491
A straight, one-piece fitting used to join two bosses or boss fittings. both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). it is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. the center section may be suitably shaped to accommodate a wrench.
Does nsn 4730002037491 contain any precious metals?
No precious metal content.
Does nsn 4730002037491 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730002037491?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
26952
FIIG:
A080B0
App. Key:
A
Cond. Code:
1
Status:
A

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