BACB30LM6-19 — BOLT,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

BACB30LM6-19: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, head_style: DISHED HEXAGON, grip_length: 1.187 INCHES NOMINAL IN, head_height: 0.188 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-575-2680, 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

BACB30LM6-19

NSN: 5306-01-575-2680
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	STEEL COMP 4340 OVERALL
head_style	DISHED HEXAGON
grip_length	1.187 INCHES NOMINAL IN
head_height	0.188 INCHES NOMINAL IN
thread_class	3A A
grip_diameter	0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_length	0.578 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL
end_item_identification	C-135 AIRCRAFT
nominal_thread_diameter	0.375 INCHES IN
thread_quantity_per_inch	24
NSN	5306-01-575-2680

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.188 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS-QQ-P-416 TYPE II.CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.578 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.375 INCHES IN

•

HEAD STYLE: DISHED HEXAGON

•

THREAD DIRECTION: RIGHT-HAND

•

GRIP LENGTH: 1.187 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.188 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS-QQ-P-416 TYPE II.CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.578 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES IN
HEAD STYLE	DISHED HEXAGON
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	1.187 INCHES NOMINAL IN
GRIP DIAMETER	0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL

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

BACB30NE6-19Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 BACB30LM6-19?

BACB30LM6-19 is a BOLT,CLOSE TOLERANCE.

What parts can replace BACB30LM6-19?

There is 1 known substitute for BACB30LM6-19: BACB30NE6-19. Substitute compatibility should be verified for your specific system.

What is the NSN for BACB30LM6-19?

BACB30LM6-19 is cataloged in the U.S. Government catalog under NSN 5306-01-575-2680. This indicates validated use in U.S. government and defense supply chains.

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