SME9925-3 — NUT,SELF-LOCKING,CASTELLATED,HEX

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

SME9925-3: NUT,SELF-LOCKING,CASTELLATED,HEX.

NUT,SELF-LOCKING,CASTELLATED,HEX. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: CASTELLATED, HEXAGON, nut_height: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-127-7412, 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

SME9925-3

NSN: 5310-01-127-7412
NIINs: 011277412, 011826136
FSC: 5310 — Nuts and Washers
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
nut_style	CASTELLATED, HEXAGON
nut_height	0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.250 INCHES NOMINAL IN
hardness_rating	46.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.025 INCHES NOMINAL IN
width_across_flats	0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
nominal_thread_size	0.190 INCHES IN
NSN	5310-01-127-7412

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.325 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN

•

THREAD SERIES: UNF

•

HARDNESS RATING: 46.0 ROCKWELL C MAXIMUM

•

WASHER THICKNESS: 0.025 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.250 INCHES NOMINAL IN
WASHER OUTSIDE DIAMETER	0.325 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
THREAD SERIES	UNF
HARDNESS RATING	46.0 ROCKWELL C MAXIMUM
WASHER THICKNESS	0.025 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 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 1

GN512FP3CSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SME9925-3?

SME9925-3 is a NUT,SELF-LOCKING,CASTELLATED,HEX.

What parts can replace SME9925-3?

There is 1 known substitute for SME9925-3: GN512FP3C. Substitute compatibility should be verified for your specific system.

What is the NSN for SME9925-3?

SME9925-3 is cataloged in the U.S. Government catalog under NSN 5310-01-127-7412. This indicates validated use in U.S. government and defense supply chains.

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SME9925-3 — NUT,SELF-LOCKING,CASTELLATED,HEX

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