23FK836 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

23FK836: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include nut_height: 0.188 INCHES MAXIMUM IN, lubrication: SOLUBLE LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), locking_feature: PREVAILING TORQUE ALL METAL DESIGN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-012-7252, 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

23FK836

NSN: 5310-01-012-7252
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

nut_height	0.188 INCHES MAXIMUM IN
lubrication	SOLUBLE LUBRICANT
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
surface_treatment	ZINC OVERALL
width_across_flats	0.336 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
nominal_thread_size	0.164 INCHES IN
counterbore_diameter	0.208 INCHES MAXIMUM NUT IN
thread_quantity_per_inch	36
part_name_assigned_by_controlling_agency	NAVY SPECIAL PROJECT
NSN	5310-01-012-7252

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: SOLUBLE LUBRICANT

•

WIDTH ACROSS FLATS: 0.336 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.164 INCHES IN

•

COUNTERBORE DIAMETER: 0.208 INCHES MAXIMUM NUT IN

•

LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN

TECHNICAL CHARACTERISTICS

LUBRICATION	SOLUBLE LUBRICANT
WIDTH ACROSS FLATS	0.336 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.164 INCHES IN
COUNTERBORE DIAMETER	0.208 INCHES MAXIMUM NUT IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT	0.188 INCHES MAXIMUM IN
SURFACE TREATMENT	ZINC OVERALL

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 1

171487Same 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 23FK836?

23FK836 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 23FK836?

There is 1 known substitute for 23FK836: 171487. Substitute compatibility should be verified for your specific system.

What is the NSN for 23FK836?

23FK836 is cataloged in the U.S. Government catalog under NSN 5310-01-012-7252. This indicates validated use in U.S. government and defense supply chains.

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23FK836 — NUT,SELF-LOCKING,HEXAGON

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