859-002-002 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

859-002-002: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OVERALL, nut_style: HEXAGON, nut_height: 0.250 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-202-0661, 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

859-002-002

NSN: 5310-00-202-0661
FSC: 5310 — Nuts and Washers
CAGE: 57057 — NAVCOM DEFENSE ELECTRONICS, INC. (USA)

SPECIFICATIONS

material	COPPER ALLOY 360 OVERALL
nut_style	HEXAGON
nut_height	0.250 INCHES NOMINAL IN
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
thread_direction	RIGHT-HAND
surface_treatment	NICKEL OVERALL
width_across_flats	0.188 INCHES NOMINAL IN
nominal_thread_size	0.086 INCHES IN
bearing_surface_type	FLAT
thread_quantity_per_inch	56
material_document_and_classification	QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-00-202-0661

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.188 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-N-290,CLASS 1,TYPE FC FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.086 INCHES IN

•

NUT HEIGHT: 0.250 INCHES NOMINAL IN

•

SURFACE TREATMENT: NICKEL OVERALL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.188 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-N-290,CLASS 1,TYPE FC FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.086 INCHES IN
NUT HEIGHT	0.250 INCHES NOMINAL IN
SURFACE TREATMENT	NICKEL OVERALL
NUT STYLE	HEXAGON
THREAD CLASS	2B

SUBSTITUTES & CROSS-REFERENCES 2

8102B0256-4Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

9002-002Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 859-002-002?

859-002-002 is a NUT,PLAIN,HEXAGON.

What parts can replace 859-002-002?

There are 2 known substitutes for 859-002-002: 8102B0256-4, 9002-002. Substitute compatibility should be verified for your specific system.

What is the NSN for 859-002-002?

859-002-002 is cataloged in the U.S. Government catalog under NSN 5310-00-202-0661. This indicates validated use in U.S. government and defense supply chains.

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859-002-002 — NUT,PLAIN,HEXAGON

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