H42-04 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

H42-04: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: HEXAGON, lubrication: DRY FILM LUBRICANT, temp_rating: 500.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-00-827-8937, 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

H42-04

NSN: 5310-00-827-8937
NIINs: 008278937, 009169296
FSC: 5310 — Nuts and Washers
CAGE: 15653 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	HEXAGON
lubrication	DRY FILM LUBRICANT
temp_rating	500.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
overall_height	0.125 INCHES NOMINAL IN
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.025 INCHES NOMINAL IN
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.125 INCHES NOMINAL IN
NSN	5310-00-827-8937

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.206 INCHES NOMINAL IN

•

WIDTH ACROSS FLATS: 0.125 INCHES NOMINAL IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

TEMP RATING: 500.0 FAHRENHEIT NOMINAL DEGF

•

WASHER THICKNESS: 0.025 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.112 INCHES IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.125 INCHES NOMINAL IN
WASHER OUTSIDE DIAMETER	0.206 INCHES NOMINAL IN
WIDTH ACROSS FLATS	0.125 INCHES NOMINAL IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
TEMP RATING	500.0 FAHRENHEIT NOMINAL DEGF
WASHER THICKNESS	0.025 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.112 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
SURFACE TREATMENT	PASSIVATE OVERALL

SUBSTITUTES & CROSS-REFERENCES 4

436287Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

7900866-01Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

5800669-6000.702Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

KAYNAR-H42-04Same 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 H42-04?

H42-04 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace H42-04?

There are 4 known substitutes for H42-04: 436287, 7900866-01, 5800669-6000.702 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for H42-04?

H42-04 is cataloged in the U.S. Government catalog under NSN 5310-00-827-8937. This indicates validated use in U.S. government and defense supply chains.

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H42-04 — NUT,SELF-LOCKING,EXTENDED WASHER

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