LKS-M3-1EF — NUT,SELF-LOCKING,CLINCH

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

LKS-M3-1EF: NUT,SELF-LOCKING,CLINCH.

The NUT,SELF-LOCKING,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, nut_style: CLINCH, nut_height: 4.45 MILLIMETERS NOMINAL MM, lubrication: DRY FILM LUBRICANT, pilot_length: 0.97 MILLIMETERS MAXIMUM MM, thread_series: ISO M. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-117-0691, 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

LKS-M3-1EF

NSN: 5310-01-117-0691
FSC: 5310 — Nuts and Washers
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)

SPECIFICATIONS

material	STEEL COMP 303 OVERALL
nut_style	CLINCH
nut_height	4.45 MILLIMETERS NOMINAL MM
lubrication	DRY FILM LUBRICANT
pilot_length	0.97 MILLIMETERS MAXIMUM MM
thread_series	ISO M
pilot_diameter	4.72 MILLIMETERS MAXIMUM MM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
width_across_flats	6.25 MILLIMETERS MINIMUM AND 6.45 MILLIMETERS MAXIMUM MM
nominal_thread_size	3.0 MILLIMETERS MM
NSN	5310-01-117-0691

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

WIDTH ACROSS FLATS: 6.25 MILLIMETERS MINIMUM AND 6.45 MILLIMETERS MAXIMUM MM

•

THREAD TOLERANCE CLASS: 6H INTERNAL

•

THREAD SERIES: ISO M

•

THREAD PITCH IN MILLIMETERS: 0.50

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 3.0 MILLIMETERS MM

•

PILOT DIAMETER: 4.72 MILLIMETERS MAXIMUM MM

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
WIDTH ACROSS FLATS	6.25 MILLIMETERS MINIMUM AND 6.45 MILLIMETERS MAXIMUM MM
THREAD TOLERANCE CLASS	6H INTERNAL
THREAD SERIES	ISO M
THREAD PITCH IN MILLIMETERS	0.50
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	3.0 MILLIMETERS MM
PILOT DIAMETER	4.72 MILLIMETERS MAXIMUM MM
PILOT LENGTH	0.97 MILLIMETERS MAXIMUM MM
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN

OTHER ITEMS IN FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 2

LKS-M3-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

563-013-0001Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is LKS-M3-1EF?

LKS-M3-1EF is a NUT,SELF-LOCKING,CLINCH.

What parts can replace LKS-M3-1EF?

There are 2 known substitutes for LKS-M3-1EF: LKS-M3-1, 563-013-0001. Substitute compatibility should be verified for your specific system.

What is the NSN for LKS-M3-1EF?

LKS-M3-1EF is cataloged in the U.S. Government catalog under NSN 5310-01-117-0691. This indicates validated use in U.S. government and defense supply chains.

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LKS-M3-1EF — NUT,SELF-LOCKING,CLINCH

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