N20005A — NUT,TUBE COUPLING

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

N20005A: NUT,TUBE COUPLING.

The NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, nut_style: TUBE COUPLING, nut_height: 0.450 INCHES NOMINAL IN, seat_angle: 0.45 DEGREES NOMINAL, thread_class: 2B, thread_series: UNS. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-051-3778, 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

N20005A

NSN: 4730-00-051-3778
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 00624 — EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY OVERALL
nut_style	TUBE COUPLING
nut_height	0.450 INCHES NOMINAL IN
seat_angle	0.45 DEGREES NOMINAL
thread_class	2B
thread_series	UNS
special_features	FOUR HOLES 0.040 IN. DIA IN
thread_direction	RIGHT-HAND
surface_treatment	ANODIZE OVERALL
width_across_flats	1.070 INCHES NOMINAL IN
nominal_thread_size	0.923 INCHES IN
smallest_inside_diameter	0.650 INCHES NOMINAL IN
NSN	4730-00-051-3778

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 1.070 INCHES NOMINAL IN

•

THREAD SERIES: UNS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200,T4 FED SPEC ALL MATERIAL RESPONSES OR QQ-A-225,T251 FED SPEC ALL MATERIAL RESPONSES OVERALL

•

SEAT ANGLE: 0.45 DEGREES NOMINAL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.923 INCHES IN

•

NUT HEIGHT: 0.450 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	1.070 INCHES NOMINAL IN
THREAD SERIES	UNS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200,T4 FED SPEC ALL MATERIAL RESPONSES OR QQ-A-225,T251 FED SPEC ALL MATERIAL RESPONSES OVERALL
SEAT ANGLE	0.45 DEGREES NOMINAL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.923 INCHES IN
NUT HEIGHT	0.450 INCHES NOMINAL IN
SPECIAL FEATURES	FOUR HOLES 0.040 IN. DIA IN
SURFACE TREATMENT	ANODIZE OVERALL
NUT STYLE	TUBE COUPLING

SUBSTITUTES & CROSS-REFERENCES 2

T1039-050Reference document

Same NSN cross-reference

Reference document — Secondary reference

T1039Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is N20005A?

N20005A is a NUT,TUBE COUPLING.

What parts can replace N20005A?

There are 2 known substitutes for N20005A: T1039-050, T1039. Substitute compatibility should be verified for your specific system.

What is the NSN for N20005A?

N20005A is cataloged in the U.S. Government catalog under NSN 4730-00-051-3778. This indicates validated use in U.S. government and defense supply chains.

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