3127-JX-389 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

3127-JX-389: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, nut_height: 0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-486-3242, 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

3127-JX-389

NSN: 5310-01-486-3242
FSC: 5310 — Nuts and Washers
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	HEXAGON
nut_height	0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
temp_rating	250.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
locking_feature	PREVAILING TORQUE WITH METALLIC INSERT
thread_direction	RIGHT-HAND
width_across_flats	0.741 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
nominal_thread_size	0.500 INCHES IN
bearing_surface_type	CHAMFERED OR WASHER FACED
end_item_identification	VALVE GATE
NSN	5310-01-486-3242

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.741 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH METALLIC INSERT

•

NUT HEIGHT: 0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.741 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	250.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH METALLIC INSERT
NUT HEIGHT	0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
NUT STYLE	HEXAGON
THREAD CLASS	3B

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

1315-064E 2.50IN ITEM 8,18Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 3127-JX-389?

3127-JX-389 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 3127-JX-389?

There is 1 known substitute for 3127-JX-389: 1315-064E 2.50IN ITEM 8,18. Substitute compatibility should be verified for your specific system.

What is the NSN for 3127-JX-389?

3127-JX-389 is cataloged in the U.S. Government catalog under NSN 5310-01-486-3242. This indicates validated use in U.S. government and defense supply chains.

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