12271903 — BOLT,ECCENTRIC HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

12271903: BOLT,ECCENTRIC HEAD.

The BOLT,ECCENTRIC HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303SE OVERALL, head_style: HEADLESS (SETSCREW), fastener_length: 1.000 INCHES NOMINAL IN, special_features: 0.30 IN.MAXIMUM.HEAD0.1876 IN. DIAX 0.320 IN.

LG W/32AA SURFACE FINISH IN, thread_direction: RIGHT-HAND, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S. Government catalog under NSN 5306-01-078-7726, 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

12271903

NSN: 5306-01-078-7726
FSC: 5306 — Bolts
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)

SPECIFICATIONS

material	STEEL COMP 303SE OVERALL
head_style	HEADLESS (SETSCREW)
fastener_length	1.000 INCHES NOMINAL IN
special_features	0.30 IN.MAXIMUM.HEAD0.1876 IN. DIAX 0.320 IN. LG W/32AA SURFACE FINISH IN
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
internal_drive_style	SLOT
nominal_thread_diameter	0.312 INCHES IN
thread_quantity_per_inch	24
thread_series_designator	UNF
material_document_and_classification	ASTM ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-35 TYPE 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5306-01-078-7726

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 1.000 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 TYPE 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK: 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.312 INCHES IN

•

HEAD STYLE: HEADLESS (SETSCREW)

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	1.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 TYPE 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK	0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES IN
HEAD STYLE	HEADLESS (SETSCREW)
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	0.30 IN.MAXIMUM.HEAD0.1876 IN. DIAX 0.320 IN. LG W/32AA SURFACE FINISH IN
SURFACE TREATMENT	PASSIVATE OVERALL
INTERNAL DRIVE STYLE	SLOT

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

No substitute or cross-reference records for this part.

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 12271903?

12271903 is a BOLT,ECCENTRIC HEAD.

What is the NSN for 12271903?

12271903 is cataloged in the U.S. Government catalog under NSN 5306-01-078-7726. This indicates validated use in U.S. government and defense supply chains.

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12271903 — BOLT,ECCENTRIC HEAD

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