H50437-6 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

H50437-6: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 8740 AND STEEL COMP 4037 OVERALL, nut_style: HEXAGON, temp_rating: 232.0 CELSIUS NOMINAL DEGC, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.490 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-246-8451, 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

H50437-6

NSN: 5310-01-246-8451
FSC: 5310 — Nuts and Washers
CAGE: 15653 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)

SPECIFICATIONS

material	STEEL COMP 8740 AND STEEL COMP 4037 OVERALL
nut_style	HEXAGON
temp_rating	232.0 CELSIUS NOMINAL DEGC
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.490 INCHES MAXIMUM IN
hardness_rating	39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
surface_treatment	TIN OVERALL
width_across_flats	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nominal_thread_size	0.375 INCHES IN
NSN	5310-01-246-8451

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.577 INCHES MINIMUM IN

•

WIDTH ACROSS FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-T-10727,TY1,CLB MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 232.0 CELSIUS NOMINAL DEGC

•

HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.490 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.577 INCHES MINIMUM IN
WIDTH ACROSS FLATS	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-T-10727,TY1,CLB MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	232.0 CELSIUS NOMINAL DEGC
HARDNESS RATING	39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OVERALL
NUT COUNTERBORE DEPTH	0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM NUT IN
THREAD DIRECTION	RIGHT-HAND

SUBSTITUTES & CROSS-REFERENCES 2

GN512JG6Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

78456-624Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is H50437-6?

H50437-6 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace H50437-6?

There are 2 known substitutes for H50437-6: GN512JG6, 78456-624. Substitute compatibility should be verified for your specific system.

What is the NSN for H50437-6?

H50437-6 is cataloged in the U.S. Government catalog under NSN 5310-01-246-8451. This indicates validated use in U.S. government and defense supply chains.

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