A71783 — NUT,TUBE COUPLING

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

A71783: NUT,TUBE COUPLING.

The NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1213 OVERALL, nut_style: TUBE COUPLING, nut_height: 1.000 INCHES NOMINAL IN, seat_angle: 45.00 DEGREES NOMINAL, thread_class: 2B, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-200-0264, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

A71783

NSN: 4730-00-200-0264
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 58275 — SASCO INC CANADIAN DIV

SPECIFICATIONS

material	STEEL COMP 1213 OVERALL
nut_style	TUBE COUPLING
nut_height	1.000 INCHES NOMINAL IN
seat_angle	45.00 DEGREES NOMINAL
thread_class	2B
thread_series	UNF
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL
fabrication_method	MACHINED
length_to_shoulder	0.500 INCHES NOMINAL IN
width_across_flats	0.813 INCHES NOMINAL IN
nominal_thread_size	0.625 INCHES IN
NSN	4730-00-200-0264

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH TO SHOULDER: 0.500 INCHES NOMINAL IN

•

WIDTH ACROSS FLATS: 0.813 INCHES NOMINAL IN

•

THREAD SERIES: UNF

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

SEAT ANGLE: 45.00 DEGREES NOMINAL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.625 INCHES IN

•

NUT HEIGHT: 1.000 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

LENGTH TO SHOULDER	0.500 INCHES NOMINAL IN
WIDTH ACROSS FLATS	0.813 INCHES NOMINAL IN
THREAD SERIES	UNF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SEAT ANGLE	45.00 DEGREES NOMINAL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.625 INCHES IN
NUT HEIGHT	1.000 INCHES NOMINAL IN
SURFACE TREATMENT	CADMIUM OVERALL
NUT STYLE	TUBE COUPLING

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 4

108-11205Reference document

Same NSN cross-reference

Reference document — Secondary reference

AEA9233ASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

8112X5Reference document

Same NSN cross-reference

Reference document — Secondary reference

108-11255Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A71783?

A71783 is a NUT,TUBE COUPLING.

What parts can replace A71783?

There are 4 known substitutes for A71783: 108-11205, AEA9233A, 8112X5 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for A71783?

A71783 is cataloged in the U.S. Government catalog under NSN 4730-00-200-0264. This indicates validated use in U.S. government and defense supply chains.

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