7540474 — NUT,PLAIN,ROUND

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

7540474: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL, nut_style: ROUND, nut_diameter: 3.178 INCHES MINIMUM AND 3.198 INCHES MAXIMUM IN, nut_thickness: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, thread_series: UNS, hardness_rating: 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-754-0474, 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

7540474

NSN: 5310-00-754-0474
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL
nut_style	ROUND
nut_diameter	3.178 INCHES MINIMUM AND 3.198 INCHES MAXIMUM IN
nut_thickness	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
thread_series	UNS
hardness_rating	32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM
thread_direction	LEFT-HAND
drive_point_depth	0.344 INCHES NOMINAL IN
drive_point_width	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
surface_treatment	PHOSPHATE MANGANESE OVERALL
nominal_thread_size	2.156 INCHES IN
drive_point_quantity	5
NSN	5310-00-754-0474

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-16232,TY M,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNS

•

HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM

•

THREAD PITCH DIAMETERS: +2.1201 TO 2.1252 INCHES IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL

•

DRIVE POINT WIDTH: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN

•

THREAD DIRECTION: LEFT-HAND

•

NOMINAL THREAD SIZE: 2.156 INCHES IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-P-16232,TY M,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNS
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM
THREAD PITCH DIAMETERS	+2.1201 TO 2.1252 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL
DRIVE POINT WIDTH	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
THREAD DIRECTION	LEFT-HAND
NOMINAL THREAD SIZE	2.156 INCHES IN
NUT DIAMETER	3.178 INCHES MINIMUM AND 3.198 INCHES MAXIMUM IN
DRIVE POINT DEPTH	0.344 INCHES NOMINAL IN

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

62.71.038Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 7540474?

7540474 is a NUT,PLAIN,ROUND.

What parts can replace 7540474?

There is 1 known substitute for 7540474: 62.71.038. Substitute compatibility should be verified for your specific system.

What is the NSN for 7540474?

7540474 is cataloged in the U.S. Government catalog under NSN 5310-00-754-0474. This indicates validated use in U.S. government and defense supply chains.

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7540474 — NUT,PLAIN,ROUND

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