D-1866 PIECE 10 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

D-1866 PIECE 10: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL UNS K04002 OVERALL, nut_style: HEXAGON, nut_height: 0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM 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 5310-01-376-0486, 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

D-1866 PIECE 10

NSN: 5310-01-376-0486
FSC: 5310 — Nuts and Washers
CAGE: 17062 — P J VALVES INC (USA)

SPECIFICATIONS

material	STEEL UNS K04002 OVERALL
nut_style	HEXAGON
nut_height	0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
thread_direction	RIGHT-HAND
width_across_flats	0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
nominal_thread_size	0.500 INCHES IN
bearing_surface_type	WASHER FACED
thread_quantity_per_inch	13
material_document_and_classification	ASTM-A194-2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-376-0486

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A194-2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

NUT HEIGHT: 0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN

•

NUT STYLE: HEXAGON

•

THREAD CLASS: 2B

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A194-2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
NUT HEIGHT	0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
NUT STYLE	HEXAGON
THREAD CLASS	2B
THREAD QUANTITY PER INCH	13
MATERIAL	STEEL UNS K04002 OVERALL

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 1

D1866 PIECE 10 3-BReference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 D-1866 PIECE 10?

D-1866 PIECE 10 is a NUT,PLAIN,HEXAGON.

What parts can replace D-1866 PIECE 10?

There is 1 known substitute for D-1866 PIECE 10: D1866 PIECE 10 3-B. Substitute compatibility should be verified for your specific system.

What is the NSN for D-1866 PIECE 10?

D-1866 PIECE 10 is cataloged in the U.S. Government catalog under NSN 5310-01-376-0486. This indicates validated use in U.S. government and defense supply chains.

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D-1866 PIECE 10 — NUT,PLAIN,HEXAGON

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