M1431-1CD — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

M1431-1CD: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OR COPPER ALLOY OVERALL, nut_height: 0.125 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, locking_feature: PREVAILING TORQUE ALL METAL DESIGN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-364-4820, 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

M1431-1CD

NSN: 5310-01-364-4820
FSC: 5310 — Nuts and Washers
CAGE: 0ASY6 — DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OR COPPER ALLOY OVERALL
nut_height	0.125 INCHES NOMINAL IN
thread_class	2B
thread_series	UNF
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
width_across_flats	0.625 INCHES NOMINAL IN
nominal_thread_size	0.438 INCHES IN
bearing_surface_type	CHAMFERED
thread_quantity_per_inch	20
material_document_and_classification	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-364-4820

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.625 INCHES NOMINAL IN

•

THREAD SERIES: UNF

•

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

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.438 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN

•

NUT HEIGHT: 0.125 INCHES NOMINAL IN

•

THREAD CLASS: 2B

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.625 INCHES NOMINAL IN
THREAD SERIES	UNF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.438 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT	0.125 INCHES NOMINAL IN
THREAD CLASS	2B
THREAD QUANTITY PER INCH	20
MATERIAL	STEEL CORROSION RESISTING OR COPPER ALLOY 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 3

MPL-1197 NO.5Reference document

Same NSN cross-reference

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

M3170-2109 PC NO. 10Reference document

Same NSN cross-reference

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

M3270-2188 PIECE 10Same 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 M1431-1CD?

M1431-1CD is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace M1431-1CD?

There are 3 known substitutes for M1431-1CD: MPL-1197 NO.5, M3170-2109 PC NO. 10, M3270-2188 PIECE 10. Substitute compatibility should be verified for your specific system.

What is the NSN for M1431-1CD?

M1431-1CD is cataloged in the U.S. Government catalog under NSN 5310-01-364-4820. This indicates validated use in U.S. government and defense supply chains.

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M1431-1CD — NUT,SELF-LOCKING,HEXAGON

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