566-6985431-9 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

566-6985431-9: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 OVERALL, nut_style: HEXAGON, nut_height: 5.000 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-490-2575, 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

566-6985431-9

NSN: 5310-01-490-2575
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	NICKEL ALLOY 400 OVERALL
nut_style	HEXAGON
nut_height	5.000 INCHES NOMINAL IN
thread_class	2B
thread_series	UN
thread_direction	RIGHT-HAND
width_across_flats	5.750 INCHES NOMINAL IN
nominal_thread_size	3.375 INCHES IN
bearing_surface_type	CHAMFERED
bearing_surface_finish	125.0 MICROINCHES
end_item_identification	LOS ANGELES CLASS SSN(688),RESISTOR ASSY
thread_quantity_per_inch	12
NSN	5310-01-490-2575

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 5.750 INCHES NOMINAL IN

•

BEARING SURFACE FINISH: 125.0 MICROINCHES

•

THREAD SERIES: UN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-281-N,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 3.375 INCHES IN

•

NUT HEIGHT: 5.000 INCHES NOMINAL IN

•

NUT STYLE: HEXAGON

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	5.750 INCHES NOMINAL IN
BEARING SURFACE FINISH	125.0 MICROINCHES
THREAD SERIES	UN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-281-N,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	3.375 INCHES IN
NUT HEIGHT	5.000 INCHES NOMINAL IN
NUT STYLE	HEXAGON
THREAD CLASS	2B
END ITEM IDENTIFICATION	LOS ANGELES CLASS SSN(688),RESISTOR ASSY

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 4

H623-0503-9Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

21106358INSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

211063585INReference document

Same NSN cross-reference

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

H623-0505-9Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 566-6985431-9?

566-6985431-9 is a NUT,PLAIN,HEXAGON.

What parts can replace 566-6985431-9?

There are 4 known substitutes for 566-6985431-9: H623-0503-9, 21106358IN, 211063585IN and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 566-6985431-9?

566-6985431-9 is cataloged in the U.S. Government catalog under NSN 5310-01-490-2575. This indicates validated use in U.S. government and defense supply chains.

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