Fluid Passage Bolt
SAE-AS18280
(NSN) National Stock Number
4730-00-203-9749
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
18683
Schedule B Code
7609000000
Summary
Body wrenching body style, 1.913 inches nominal concentric hole depth, 0.297 inches nominal concentric hole diameter, 2.594 inches nominal overall length, threaded external tube first end connection type, plain first end style designator
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| E | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 1 | - | - | ZZ |
Identification
A boltlike item having a concentric hole along the longitudinal centerline which may extend a part or the full length of the item. It has a hole(s) perpendicular to the axis, joining or passing through the concentric hole along the longitudinal centerline. The item is designed to distribute fluid, air, or lubricant through its body to a mating item, such as a connector, multiple, fluid pressure line, bearing(s), bushing(s), or the like. The item must be capable of attaching to a block fitting and/or a tubing line or be designed to accommodate a fitting, lubrication. Excludes:bolt, internally relieved body; bleeder valve, hydraulic system; and bushing, machine thread. See also pin, vehicular leaf spring shackle.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 18683 | A121A0 | - | 1 |
Specifications
Body Style
body wrenching
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.Concentric Hole Depth
1.913 inches nominal
Details
None.Concentric Hole Diameter
0.297 inches nominal
Details
None.Overall Length
2.594 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.First End Connection Type
threaded external tube
Details
A narrative description of the type of end connection.First End Style Designator
plain
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.First End Thread Class
3a
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.First End Thread Direction
right-hand
Details
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Second End Connection Type
threaded external tube
Details
A narrative description of the type of end connection.Second End Style Designator
flareless
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.Second End Thread Class
3a
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Second End Thread Direction
right-hand
Details
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Width Across Flats
0.871 inches minimum and 0.878 inches maximum
Details
The shortest straight line between flats,perpendicular to the height.First End Thread Length
0.302 inches nominal
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal thread axis.Second End Thread Length
0.469 inches nominal
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal thread axis.Wrenching Feature Style
hexagon
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the wrenching feature.First Diameter From Wrenching Feature
0.738 inches nominal
Details
None.Second Diameter From Wrenching Feature
0.811 inches nominal
Details
None.Third Diameter From Wrenching Feature
0.740 inches nominal
Details
None.Fourth Diameter From Wrenching Feature
0.811 inches nominal
Details
None.Fifth Diameter From Wrenching Feature
0.480 inches nominal
Details
None.Length From Bearing Surface Of Wrenching Feature To End Of First Diameter
0.052 inches nominal
Details
None.Length From Bearing Surface Of Wrenching Feature To End Of Second Diameter
0.377 inches nominal
Details
None.Length From Bearing Surface Of Wrenching Feature To End Of Third Diameter
0.826 inches nominal
Details
None.Length From Bearing Surface Of Wrenching Feature To End Of Fourth Diameter
1.209 inches nominal
Details
None.Length From Bearing Surface Of Wrenching Feature To End Of Fifth Diameter
1.386 inches nominal
Details
None.First Radial Fluid Hole Diameter
0.300 inches nominal
Details
None.Distance From First Radial Hole Center To End Of Bolt
1.054 inches nominal
Details
None.Length From Bearing Surface Of Wrenching Feature To Bolt End
1.688 inches nominal
Details
None.Wrenching Feature Height
0.871 inches minimum and 0.878 inches maximum
Details
None.First End Thread Series Designator
unjf
Details
A designator distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.First End Nominal Thread Size
0.562 inches
Details
The designation which is used for the purpose of general identification of the nominal thread size.Second End Seat Angle
12.0 degrees nominal
Details
The angle of the end surface upon which the mated surface seats.Second End Nominal Thread Size
0.562 inches
Details
The designation which is used for the purpose of general identification of the nominal thread size.Second End Thread Series Designator
unjf
Details
A designator distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Material
aluminum
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment
anodize
Details
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| MS21938-6H | R1120 | 6 | - | 5 | 2 | - | ZG |
| ER01226 | 14798 | 6 | - | 5 | 9 | - | AX |
| MS21938-6H | 14798 | 3 | - | 5 | 9 | - | AX |
| MS21938-6H | 14397 | 3 | - | 5 | 1 | - | AX |
| MS21938-6H | 03647 | 3 | - | 5 | 9 | - | AX |
| MS21938-6H | 00624 | 3 | - | 5 | 1 | - | AX |
| ER01226 | 79470 | 3 | - | 5 | 9 | - | AX |
| MS21938-6H | 0U583 | E | - | 3 | 2 | - | ZZ |
| MS21938-6H | 50948 | 3 | - | 5 | 9 | - | AX |
| MS21938-6H | 96906 | E | - | 5 | 9 | - | XX |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48950 | - | J | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 573 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 4730-00-203-9749
What is the NIIN of the NSN 4730-00-203-9749?
The National Item Identification Number (NIIN) of the NSN 4730-00-203-9749 is 00-203-9749
When the NSN 4730-00-203-9749 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 4730-00-203-9749 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-203-9749 contain any hazardous material?
No data in HMIRS
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