74048-08 — NUT,SELF-LOCKING,SINGLE BALL SEA

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

74048-08: NUT,SELF-LOCKING,SINGLE BALL SEA.

NUT,SELF-LOCKING,SINGLE BALL SEA. Key specifications include material: STEEL OVERALL, nut_style: SINGLE BALL SEAT, HEXAGON, nut_height: 0.215 INCHES MAXIMUM IN, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-00-413-4390, 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

74048-08

NSN: 5310-00-413-4390
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	SINGLE BALL SEAT, HEXAGON
nut_height	0.215 INCHES MAXIMUM IN
temp_rating	450.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
ball_seat_radius	0.174 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL
width_across_flats	0.216 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN
nominal_thread_size	0.164 INCHES IN
NSN	5310-00-413-4390

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.216 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.164 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN

•

NUT HEIGHT: 0.215 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.216 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
TEMP RATING	450.0 FAHRENHEIT NOMINAL DEGF
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.164 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT	0.215 INCHES MAXIMUM IN
BALL SEAT RADIUS	0.174 INCHES NOMINAL IN
SURFACE TREATMENT	CADMIUM OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

F52LH4367-82Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

952962-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

GN510AE08Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 74048-08?

74048-08 is a NUT,SELF-LOCKING,SINGLE BALL SEA.

What parts can replace 74048-08?

There are 3 known substitutes for 74048-08: F52LH4367-82, 952962-1, GN510AE08. Substitute compatibility should be verified for your specific system.

What is the NSN for 74048-08?

74048-08 is cataloged in the U.S. Government catalog under NSN 5310-00-413-4390. This indicates validated use in U.S. government and defense supply chains.

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74048-08 — NUT,SELF-LOCKING,SINGLE BALL SEA

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