RMLH6020-048 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

RMLH6020-048: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 8740 OVERALL, nut_style: DOUBLE HEXAGON, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-107-2242, 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

RMLH6020-048

NSN: 5310-00-107-2242
FSC: 5310 — Nuts and Washers
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)

SPECIFICATIONS

material	STEEL COMP 8740 OVERALL
nut_style	DOUBLE HEXAGON
lubrication	DRY FILM LUBRICANT
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
surface_treatment	CADMIUM OVERALL
width_across_flats	0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
nominal_thread_size	0.250 INCHES IN
NSN	5310-00-107-2242

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

WASHER OUTSIDE DIAMETER: 0.430 INCHES MINIMUM IN

•

WIDTH ACROSS FLATS: 0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

WASHER THICKNESS: 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
OVERALL HEIGHT	0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.430 INCHES MINIMUM IN
WIDTH ACROSS FLATS	0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
WASHER THICKNESS	0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.250 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN

SUBSTITUTES & CROSS-REFERENCES 2

6861200Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

U129163Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is RMLH6020-048?

RMLH6020-048 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace RMLH6020-048?

There are 2 known substitutes for RMLH6020-048: 6861200, U129163. Substitute compatibility should be verified for your specific system.

What is the NSN for RMLH6020-048?

RMLH6020-048 is cataloged in the U.S. Government catalog under NSN 5310-00-107-2242. This indicates validated use in U.S. government and defense supply chains.

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RMLH6020-048 — NUT,SELF-LOCKING,EXTENDED WASHER

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