J201P04A — NUT,SELF-LOCKING,DOUBLE HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

J201P04A: NUT,SELF-LOCKING,DOUBLE HEXAGON.

NUT,SELF-LOCKING,DOUBLE HEXAGON. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: DOUBLE HEXAGON, nut_height: 0.284 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-027-3090, 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

J201P04A

NSN: 5310-01-027-3090
FSC: 5310 — Nuts and Washers
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	DOUBLE HEXAGON
nut_height	0.284 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
countersink_angle	90.0 DEGREES NOMINAL NUT
precious_material	SILVER
surface_treatment	SILVER OVERALL
width_across_flats	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nominal_thread_size	0.375 INCHES IN
NSN	5310-01-027-3090

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

PRECIOUS MATERIAL: SILVER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.375 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN

•

NUT HEIGHT: 0.284 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
PRECIOUS MATERIAL	SILVER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.375 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT	0.284 INCHES MAXIMUM IN
SURFACE TREATMENT	SILVER OVERALL
COUNTERSINK ANGLE	90.0 DEGREES NOMINAL NUT

SUBSTITUTES & CROSS-REFERENCES 5

VN440B064Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

67567-624Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LH7875-064Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

5310PL0626654Reference document

Same NSN cross-reference

Reference document — Informative reference only

H29630-6Same 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 J201P04A?

J201P04A is a NUT,SELF-LOCKING,DOUBLE HEXAGON.

What parts can replace J201P04A?

There are 5 known substitutes for J201P04A: VN440B064, 67567-624, LH7875-064 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for J201P04A?

J201P04A is cataloged in the U.S. Government catalog under NSN 5310-01-027-3090. This indicates validated use in U.S. government and defense supply chains.

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J201P04A — NUT,SELF-LOCKING,DOUBLE HEXAGON

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