0740690 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

0740690: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, nut_height: 0.435 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC), locking_feature: PREVAILING TORQUE WITH NONMETALLIC INSERT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-082-2060, 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

0740690

NSN: 5310-01-082-2060
FSC: 5310 — Nuts and Washers
CAGE: S3002 — GENERAL DYNAMICS EUROPEAN, LAND-SYSTEMS-MOWAG GMBH DBA GDELS (CHE)

SPECIFICATIONS

nut_style	HEXAGON
nut_height	0.435 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
temp_rating	250.0 FAHRENHEIT MAXIMUM DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
countersink_angle	88.0 DEGREES MINIMUM NUT
surface_treatment	PASSIVATE NUT
width_across_flats	0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
nominal_thread_size	0.438 INCHES IN
bearing_surface_type	CHAMFERED
NSN	5310-01-082-2060

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

TEMP RATING: 250.0 FAHRENHEIT MAXIMUM DEGF

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-M-20693,COMP A,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.438 INCHES IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
TEMP RATING	250.0 FAHRENHEIT MAXIMUM DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-M-20693,COMP A,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.438 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.435 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 4

MS17830-7CSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

79NE074UReference document

Same NSN cross-reference

Reference document — Secondary reference

803-5001003-X7X1-06Reference document

Same NSN cross-reference

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

SW102-11Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 0740690?

0740690 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 0740690?

There are 4 known substitutes for 0740690: MS17830-7C, 79NE074U, 803-5001003-X7X1-06 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 0740690?

0740690 is cataloged in the U.S. Government catalog under NSN 5310-01-082-2060. This indicates validated use in U.S. government and defense supply chains.

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