Tube to Boss Straight Adapter

C7556-8

(NSN) National Stock Number

4730-00-004-2798

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

Item Name Code

22675

Schedule B Code

8108908000

Summary

3a 2nd end thread class, 3a 1st end thread class, 135.0 deg celsius single response maximum operating temp, external seat for gasket seal (boss) 2nd end connection style, gasket seal (tube) 1st end connection style, threaded external boss 2nd end connection type

DAC	HCC	DMIL	RNCC
6	-	-	C

RNVC	SADC	MSDS	RNAAC
1	AF	-	ZZ

Identification

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end 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 is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

INC	FIIG	Concept	Condition
22675	A080B0	1	1

Specifications

Thread Class

3a 2nd end

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

Thread Class

3a 1st end

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

Maximum Operating Temp

135.0 deg celsius single response

Details

The maximum temperature at which the item is rated to operate for an extended period of time.

Connection Style

external seat for gasket seal (boss) 2nd end

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

Connection Style

gasket seal (tube) 1st end

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

Connection Type

threaded external boss 2nd end

Details

Indicates the type of connection/s/.

Connection Type

threaded external tube 1st end

Details

Indicates the type of connection/s/.

Thread Quantity Per Inch

20 1st end

Details

The number of threads on the item per linear inch measured on a line parallel to the thread axis.

Thread Quantity Per Inch

20 2nd end

Details

The number of threads on the item per linear inch measured on a line parallel to the thread axis.

Maximum Operating Pressure

3000.0 pounds per square inch single response

Details

The maximum pressure at which the item is rated for operation.

Nominal Thread Size

0.719 inches 1st end

Details

A designation that is used for the purpose of general identification of the thread.

Nominal Thread Size

0.719 inches 2nd end

Details

A designation that is used for the purpose of general identification of the thread.

Nominal Outside Diameter Tube Accommodated

0.500 inches 1st end

Details

The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.

Nominal Overall Length

1.363 inches

Details

The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

Material

titanium alloy overall

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Thread Series Designator

unjs 1st end

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Thread Series Designator

unjs 2nd end

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
10111255	A486G	9	-	6	9	-	WF
4730PL0648774	9009H	9	-	6	9	-	WP
AFP2001T0808	30974	E	-	5	9	-	ZZ
AP301T08	01673	E	-	3	2	-	AX
1520-13279-08	83324	E	-	5	9	-	ZZ
R44102T08	50599	6	-	C	1	-	ZZ
R44358T-08	50599	E	-	3	2	-	ZZ
AE16117-8	00624	6	-	5	9	-	AX
AE16338-8	00624	E	-	5	9	-	AX
ST7M215	76301	A	-	D	9	-	ZZ
ST7M215T8	76301	E	-	3	2	-	AX
TF301T08	78570	E	-	C	1	-	ZZ
TF301T08-08	78570	E	-	5	9	-	AX
GC550FA8	26512	A	-	7	2	-	AX