H856N-6-SS — NUT,UNION

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

H856N-6-SS: NUT,UNION.

The NUT,UNION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, nut_style: HEXAGON, nut_height: 0.440 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNS, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-296-7920, 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

H856N-6-SS

NSN: 4730-01-296-7920
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 99565 — ADMIRAL VALVE LLC DBA CPV MANUFACTURING (USA)

SPECIFICATIONS

material	STEEL COMP 304 OVERALL
nut_style	HEXAGON
nut_height	0.440 INCHES NOMINAL IN
thread_class	3B
thread_series	UNS
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.810 INCHES NOMINAL IN
nominal_thread_size	0.688 INCHES IN
shoulder_step_width	0.093 INCHES NOMINAL IN
smallest_inside_diameter	0.537 INCHES NOMINAL IN
thread_quantity_per_inch	16
NSN	4730-01-296-7920

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.810 INCHES NOMINAL IN

•

SHOULDER STEP WIDTH: 0.093 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.688 INCHES IN

•

NUT HEIGHT: 0.440 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.810 INCHES NOMINAL IN
SHOULDER STEP WIDTH	0.093 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.688 INCHES IN
NUT HEIGHT	0.440 INCHES NOMINAL IN
SURFACE TREATMENT	PASSIVATE OVERALL
NUT STYLE	HEXAGON

SUBSTITUTES & CROSS-REFERENCES 3

6534C596-3Reference document

Same NSN cross-reference

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

716534Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

716534-2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is H856N-6-SS?

H856N-6-SS is a NUT,UNION.

What parts can replace H856N-6-SS?

There are 3 known substitutes for H856N-6-SS: 6534C596-3, 716534, 716534-2. Substitute compatibility should be verified for your specific system.

What is the NSN for H856N-6-SS?

H856N-6-SS is cataloged in the U.S. Government catalog under NSN 4730-01-296-7920. This indicates validated use in U.S. government and defense supply chains.

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