3016564 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

3016564: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: DOUBLE HEXAGON, thread_class: 3BG, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.175 INCHES MAXIMUM IN, hardness_rating: 37.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-431-0618, 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

3016564

NSN: 5310-00-431-0618
NIINs: 004310618, 004310619
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
nut_style	DOUBLE HEXAGON
thread_class	3BG
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.175 INCHES MAXIMUM IN
hardness_rating	37.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.021 INCHES MINIMUM IN
surface_treatment	CADMIUM OVERALL
width_across_flats	0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
nominal_thread_size	0.190 INCHES IN
NSN	5310-00-431-0618

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.345 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

WASHER THICKNESS: 0.042 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.235 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.345 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
WASHER THICKNESS	0.042 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN

SUBSTITUTES & CROSS-REFERENCES 7

3016548Reference document

Same NSN cross-reference

Reference document — Secondary reference

LH9756-3KReference document

Same NSN cross-reference

Reference document — Secondary reference

3016637Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

3016606Reference document

Same NSN cross-reference

Reference document — Secondary reference

3016537Reference document

Same NSN cross-reference

Reference document — Secondary reference

ST3044-09Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3016564?

3016564 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace 3016564?

There are 7 known substitutes for 3016564: 3016548, LH9756-3K, 3016637 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 3016564?

3016564 is cataloged in the U.S. Government catalog under NSN 5310-00-431-0618. This indicates validated use in U.S. government and defense supply chains.

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3016564 — NUT,SELF-LOCKING,EXTENDED WASHER

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