203MR018P001 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

203MR018P001: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2014 NUT, nut_style: HEXAGON, nut_height: 0.133 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN, 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 5310-00-596-5801, 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

203MR018P001

NSN: 5310-00-596-5801
FSC: 5310 — Nuts and Washers
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2014 NUT
nut_style	HEXAGON
nut_height	0.133 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
special_features	BLUE FINISH
thread_direction	RIGHT-HAND
surface_treatment	ANODIZE NUT
width_across_flats	0.250 INCHES NOMINAL IN
nominal_thread_size	0.112 INCHES IN
bearing_surface_type	CHAMFERED
NSN	5310-00-596-5801

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-261,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-266,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE NUT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.112 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT

•

NUT HEIGHT: 0.133 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.250 INCHES NOMINAL IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-261,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-266,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.112 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.133 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN
SPECIAL FEATURES	BLUE FINISH
SURFACE TREATMENT	ANODIZE NUT
NUT STYLE	HEXAGON

SUBSTITUTES & CROSS-REFERENCES 3

3M136-04Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MJ40Reference document

Same NSN cross-reference

Reference document — Secondary reference

GN10V440Same 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 203MR018P001?

203MR018P001 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 203MR018P001?

There are 3 known substitutes for 203MR018P001: 3M136-04, MJ40, GN10V440. Substitute compatibility should be verified for your specific system.

What is the NSN for 203MR018P001?

203MR018P001 is cataloged in the U.S. Government catalog under NSN 5310-00-596-5801. This indicates validated use in U.S. government and defense supply chains.

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203MR018P001 — NUT,SELF-LOCKING,HEXAGON

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