CHS-256-8 — STUD,SELF-LOCKING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

CHS-256-8: STUD,SELF-LOCKING.

The STUD,SELF-LOCKING is a the manufacturer industrial component. Key specifications include head_length: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN, thread_class: 2A NUT THREAD A, head_diameter: 0.156 INCHES NOMINAL IN, thread_length: 0.410 INCHES MINIMUM AND 0.450 INCHES MAXIMUM NUT THREAD IN, overall_length: 0.500 INCHES NOMINAL IN, locking_feature: SELF-CLINCHING HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-340-6668, 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

CHS-256-8

NSN: 5307-00-340-6668
FSC: 5307 — Studs
CAGE: 56987 — CAPTIVE FASTENERS CORP (USA)

SPECIFICATIONS

head_length	0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
thread_class	2A NUT THREAD A
head_diameter	0.156 INCHES NOMINAL IN
thread_length	0.410 INCHES MINIMUM AND 0.450 INCHES MAXIMUM NUT THREAD IN
overall_length	0.500 INCHES NOMINAL IN
locking_feature	SELF-CLINCHING HEAD
style_designator	SELF-LOCKING
thread_direction	RIGHT-HAND NUT THREAD
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.086 INCHES NUT THREAD IN
thread_quantity_per_inch	56 NUT THREAD
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) NUT THREAD
NSN	5307-00-340-6668

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD LENGTH: 0.410 INCHES MINIMUM AND 0.450 INCHES MAXIMUM NUT THREAD IN

•

STYLE DESIGNATOR: SELF-LOCKING

•

THREAD DIRECTION: RIGHT-HAND NUT THREAD

•

NOMINAL THREAD SIZE: 0.086 INCHES NUT THREAD IN

•

HEAD LENGTH: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN

•

LOCKING FEATURE: SELF-CLINCHING HEAD

•

SURFACE TREATMENT: PASSIVATE OVERALL

TECHNICAL CHARACTERISTICS

THREAD LENGTH	0.410 INCHES MINIMUM AND 0.450 INCHES MAXIMUM NUT THREAD IN
STYLE DESIGNATOR	SELF-LOCKING
OVERALL LENGTH	0.500 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE	0.086 INCHES NUT THREAD IN
HEAD LENGTH	0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
LOCKING FEATURE	SELF-CLINCHING HEAD
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A NUT THREAD A
THREAD QUANTITY PER INCH	56 NUT THREAD

SUBSTITUTES & CROSS-REFERENCES 6

1141381-2Reference document

Same NSN cross-reference

Reference document — Secondary reference

85955700-04Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

38610-4Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

1813141-67Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

KTS-256-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

419279-54Same 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 CHS-256-8?

CHS-256-8 is a STUD,SELF-LOCKING.

What parts can replace CHS-256-8?

There are 6 known substitutes for CHS-256-8: 1141381-2, 85955700-04, 38610-4 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for CHS-256-8?

CHS-256-8 is cataloged in the U.S. Government catalog under NSN 5307-00-340-6668. This indicates validated use in U.S. government and defense supply chains.

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