FH-256-4CI — STUD,SELF-LOCKING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

FH-256-4CI: STUD,SELF-LOCKING.

The STUD,SELF-LOCKING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018, thread_class: 2A NUT THREAD A, head_diameter: 0.156 INCHES NOMINAL IN, overall_length: 0.250 INCHES NOMINAL IN, locking_feature: SELF-CLINCHING HEAD, style_designator: SELF-LOCKING. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-105-7333, 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

FH-256-4CI

NSN: 5307-01-105-7333
FSC: 5307 — Studs
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)

SPECIFICATIONS

material	STEEL COMP 1018
thread_class	2A NUT THREAD A
head_diameter	0.156 INCHES NOMINAL IN
overall_length	0.250 INCHES NOMINAL IN
locking_feature	SELF-CLINCHING HEAD
style_designator	SELF-LOCKING
thread_direction	RIGHT-HAND NUT THREAD
surface_treatment	CADMIUM AND CHROMATE 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
material_document_and_classification	AISI ASSN STD SINGLE MATERIAL RESPONSE
NSN	5307-01-105-7333

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

STYLE DESIGNATOR: SELF-LOCKING

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE

•

THREAD DIRECTION: RIGHT-HAND NUT THREAD

•

NOMINAL THREAD SIZE: 0.086 INCHES NUT THREAD IN

•

LOCKING FEATURE: SELF-CLINCHING HEAD

•

SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR	SELF-LOCKING
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	0.250 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE	0.086 INCHES NUT THREAD IN
LOCKING FEATURE	SELF-CLINCHING HEAD
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	2A NUT THREAD A
THREAD QUANTITY PER INCH	56 NUT THREAD

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

FH-256-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is FH-256-4CI?

FH-256-4CI is a STUD,SELF-LOCKING.

What parts can replace FH-256-4CI?

There is 1 known substitute for FH-256-4CI: FH-256-4. Substitute compatibility should be verified for your specific system.

What is the NSN for FH-256-4CI?

FH-256-4CI is cataloged in the U.S. Government catalog under NSN 5307-01-105-7333. This indicates validated use in U.S. government and defense supply chains.

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