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Boss Nipple NSN 4730-00-801-2521

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 4730-00-801-2521 NSN: 4730-00-801-2521

Features and Characteristics

Thread Class
2a all ends
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
External seat for gasket seal (boss) all ends
Connection Type
Threaded external boss all ends
Thready Qty Per Inch (tpi)
12 all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
1.625 inches all ends
Nominallength
1.890 inches
Material
Steel comp 1213
Material Specification
Fed standard 66 federal standard all material responses
Media For Which Designed
Hydraulic fluid 2nd response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-p-16232, type m or z, class 1 military specification single treatment response
Style Designator
Flareless w/ center wrenching facility
Thread Series Designator
Un 1st end
Furnished Items And Quantity
2 ferrule sleeve and 2 short coupling nut
Specification Data
96906-ms51856 government standard
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
008012521
NSN
4730008012521

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS51856-21P
Cage Code:
96906
Status:
A
MSDS:
Part Number:
MILF18866
Cage Code:
81349
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 4730-00-801-2521
What are the manufacturers of nsn 4730008012521?
Does this nsn 4730008012521 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730008012521
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 4730008012521 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730008012521 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730008012521?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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