HC54709-6 — NUT,SELF-LOCKING,CASTELLATED,HEX

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

HC54709-6: NUT,SELF-LOCKING,CASTELLATED,HEX.

NUT,SELF-LOCKING,CASTELLATED,HEX. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: CASTELLATED, HEXAGON, nut_height: 0.406 INCHES MAXIMUM IN, temp_rating: 800.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 2B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-328-1119, 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

HC54709-6

NSN: 5310-01-328-1119
FSC: 5310 — Nuts and Washers
CAGE: 15653 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	CASTELLATED, HEXAGON
nut_height	0.406 INCHES MAXIMUM IN
temp_rating	800.0 FAHRENHEIT MAXIMUM DEGF
thread_class	2B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	46.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE WITH METALLIC INSERT
thread_direction	RIGHT-HAND
width_across_flats	0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
nominal_thread_size	0.375 INCHES IN
bearing_surface_type	FLAT
NSN	5310-01-328-1119

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 800.0 FAHRENHEIT MAXIMUM DEGF

•

HARDNESS RATING: 46.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: MS14144 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.375 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH METALLIC INSERT

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	800.0 FAHRENHEIT MAXIMUM DEGF
HARDNESS RATING	46.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MS14144 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.375 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH METALLIC INSERT
NUT HEIGHT	0.406 INCHES MAXIMUM IN
NUT STYLE	CASTELLATED, HEXAGON

SUBSTITUTES & CROSS-REFERENCES 5

PHCR-56Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

5310PL0199978Reference document

Same NSN cross-reference

Reference document — Informative reference only

10122202Reference document

Same NSN cross-reference

Reference document — Informative reference only

73781CS-624Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

3D0026Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

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 HC54709-6?

HC54709-6 is a NUT,SELF-LOCKING,CASTELLATED,HEX.

What parts can replace HC54709-6?

There are 5 known substitutes for HC54709-6: PHCR-56, 5310PL0199978, 10122202 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for HC54709-6?

HC54709-6 is cataloged in the U.S. Government catalog under NSN 5310-01-328-1119. This indicates validated use in U.S. government and defense supply chains.

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HC54709-6 — NUT,SELF-LOCKING,CASTELLATED,HEX

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