AN340B6 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

AN340B6: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, nut_style: HEXAGON, nut_height: 0.102 INCHES MINIMUM AND 0.114 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 5310-00-655-9606, 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

AN340B6

NSN: 5310-00-655-9606
NIINs: 006559606, 007030744
FSC: 5310 — Nuts and Washers
CAGE: U0625 — B-N GROUP LTD (GBR)

SPECIFICATIONS

material	COPPER ALLOY OVERALL
nut_style	HEXAGON
nut_height	0.102 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL
width_across_flats	0.302 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
nominal_thread_size	0.138 INCHES IN
bearing_surface_type	CHAMFERED OR WASHER FACED
thread_quantity_per_inch	32
NSN	5310-00-655-9606

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.302 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.138 INCHES IN

•

NUT HEIGHT: 0.102 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN

•

COUNTERSINK ANGLE: 110.0 DEGREES NOMINAL NUT

•

NUT STYLE: HEXAGON

•

THREAD CLASS: 2B

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.302 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.138 INCHES IN
NUT HEIGHT	0.102 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
COUNTERSINK ANGLE	110.0 DEGREES NOMINAL NUT
NUT STYLE	HEXAGON
THREAD CLASS	2B
THREAD QUANTITY PER INCH	32
MATERIAL	COPPER ALLOY OVERALL

SUBSTITUTES & CROSS-REFERENCES 4

54B6974402Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

7407641G001Reference document

Same NSN cross-reference

Reference document — Secondary reference

73103-154Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

6&32BNPReference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AN340B6?

AN340B6 is a NUT,PLAIN,HEXAGON.

What parts can replace AN340B6?

There are 4 known substitutes for AN340B6: 54B6974402, 7407641G001, 73103-154 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for AN340B6?

AN340B6 is cataloged in the U.S. Government catalog under NSN 5310-00-655-9606. This indicates validated use in U.S. government and defense supply chains.

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AN340B6 — NUT,PLAIN,HEXAGON

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