8743903-13 — BOLT,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

8743903-13: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGONHEXAGON, thread_class: 3A3A, thread_length: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN, fastener_length: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN, locking_feature: PELLET THREADSPELLET THREADS. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-138-1284, 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

8743903-13

NSN: 5306-01-138-1284
FSC: 5306 — Bolts
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	HEXAGONHEXAGON
thread_class	3A3A
thread_length	0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
fastener_length	0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
locking_feature	PELLET THREADSPELLET THREADS
thread_direction	RIGHT-HANDRIGHT-HAND
surface_treatment	CADMIUM OVERALLCADMIUM OVERALL
nominal_thread_diameter	0.190 INCHES0.190 INCHES IN
thread_quantity_per_inch	3232
thread_series_designator	UNFUNF
surface_treatment_document_and_classification	QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5306-01-138-1284

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.190 INCHES0.190 INCHES IN

•

HEAD STYLE: HEXAGONHEXAGON

•

THREAD DIRECTION: RIGHT-HANDRIGHT-HAND

•

LOCKING FEATURE: PELLET THREADSPELLET THREADS

•

SURFACE TREATMENT: CADMIUM OVERALLCADMIUM OVERALL

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.190 INCHES0.190 INCHES IN
HEAD STYLE	HEXAGONHEXAGON
THREAD DIRECTION	RIGHT-HANDRIGHT-HAND
LOCKING FEATURE	PELLET THREADSPELLET THREADS
SURFACE TREATMENT	CADMIUM OVERALLCADMIUM OVERALL
THREAD CLASS	3A3A
THREAD QUANTITY PER INCH	3232

OTHER ITEMS IN FSC 5306 — Bolts

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

5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017

SUBSTITUTES & CROSS-REFERENCES 1

M4-FS-1032-BCSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8743903-13?

8743903-13 is a BOLT,MACHINE.

What parts can replace 8743903-13?

There is 1 known substitute for 8743903-13: M4-FS-1032-BC. Substitute compatibility should be verified for your specific system.

What is the NSN for 8743903-13?

8743903-13 is cataloged in the U.S. Government catalog under NSN 5306-01-138-1284. This indicates validated use in U.S. government and defense supply chains.

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