4CHC-440-4 — STUD,SELF-LOCKING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

4CHC-440-4: STUD,SELF-LOCKING.

The STUD,SELF-LOCKING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, head_length: 0.078 INCHES MAXIMUM IN, thread_class: 2A NUT THREAD A, head_diameter: 0.171 INCHES MAXIMUM IN, thread_length: 0.188 INCHES NOMINAL NUT THREAD IN, overall_length: 0.328 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-431-7448, 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

4CHC-440-4

NSN: 5307-00-431-7448
FSC: 5307 — Studs
CAGE: 14638 — IPSEN, INC (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING
head_length	0.078 INCHES MAXIMUM IN
thread_class	2A NUT THREAD A
head_diameter	0.171 INCHES MAXIMUM IN
thread_length	0.188 INCHES NOMINAL NUT THREAD IN
overall_length	0.328 INCHES NOMINAL IN
locking_feature	SELF-CLINCHING HEAD
special_features	SHAPE OF SHOULER ROUND 0.203 IN. NOM DIA KNURLED IN
style_designator	SELF-LOCKING
thread_direction	RIGHT-HAND NUT THREAD
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.112 INCHES NUT THREAD IN
NSN	5307-00-431-7448

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD LENGTH: 0.188 INCHES NOMINAL NUT THREAD IN

•

STYLE DESIGNATOR: SELF-LOCKING

•

THREAD DIRECTION: RIGHT-HAND NUT THREAD

•

NOMINAL THREAD SIZE: 0.112 INCHES NUT THREAD IN

•

HEAD LENGTH: 0.078 INCHES MAXIMUM IN

•

LOCKING FEATURE: SELF-CLINCHING HEAD

TECHNICAL CHARACTERISTICS

THREAD LENGTH	0.188 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATOR	SELF-LOCKING
OVERALL LENGTH	0.328 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE	0.112 INCHES NUT THREAD IN
HEAD LENGTH	0.078 INCHES MAXIMUM IN
LOCKING FEATURE	SELF-CLINCHING HEAD
SPECIAL FEATURES	SHAPE OF SHOULER ROUND 0.203 IN. NOM DIA KNURLED IN
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A NUT THREAD A

OTHER ITEMS IN FSC 5307 — Studs

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625

SUBSTITUTES & CROSS-REFERENCES 1

134BSTKS-8Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 4CHC-440-4?

4CHC-440-4 is a STUD,SELF-LOCKING.

What parts can replace 4CHC-440-4?

There is 1 known substitute for 4CHC-440-4: 134BSTKS-8. Substitute compatibility should be verified for your specific system.

What is the NSN for 4CHC-440-4?

4CHC-440-4 is cataloged in the U.S. Government catalog under NSN 5307-00-431-7448. This indicates validated use in U.S. government and defense supply chains.

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