4730-00-081-7532

Find complete technical information, availability, and procurement data for: 4730-00-081-7532

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4730-00-081-7532
Federal Supply Group
Pipe, Tubing, Hose, and Fittings
National Stock Number
4730-00-081-7532
Item Name Code
22679
Assigment Date
01/01/1963 (63 years ago)

A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.

flared (tube) 1st end connection style, external seat for gasket seal (boss) 2nd end connection style, aircraft: helicopter, sea king h-3 end item identification, 3a 1st end bulkhead thread class, 3a all ends thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a 1st end bulkhead
Thread Class
3a all ends
End Item Identification
aircraft: helicopter, sea king h-3
Connection Style
external seat for gasket seal (boss) 2nd end
Connection Style
flared (tube) 1st end
Leg Length
0.830 inches nominal 2nd end
Leg Length
1.695 inches nominal 1st end
Connection Type
threaded external boss 2nd end
Connection Type
threaded external tube 1st end
Nominal Thread Size
0.438 inches 2nd end
Nominal Thread Size
0.562 inches 1st end
Nominal Thread Size
0.562 inches 1st end bulkhead
Seat Angle
37.0 degrees 1st end
Flow Angle
45.0 degrees
Criticality Code Justification
feat
Nominal Outside Diameter Tube Accommodated
0.375 inches 1st end
Special Features
weapon system essential
Material
steel overall
Surface Treatment
cadmium overall
Thread Series Designator
unjf all ends
Thread Series Designator
unjf 1st end bulkhead
Specification/Standard Data
81343-as1040 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4730-00-936-9420 No Name Available 01/01/1982

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
AS1040-0604 Tube to Boss Elbow
DAA1837-0604 Tube to Boss Elbow
F00837-0604 Tube to Boss Elbow
PA837-0604 Tube to Boss Elbow
S1022-0604 Tube to Boss Elbow

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4730-00-081-7532?
The FSCG of the NSN 4730-00-081-7532 is 4730
Does the NSN 4730-00-081-7532 have a Schedule B code assigned?
Yes, the Schedule B code is 7307929000
Does NSN 4730-00-081-7532 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4730-00-081-7532 contain precious materials?
Precious metal content is unknown
Does NSN 4730-00-081-7532 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4730-00-081-7532 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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