BACB30MS6R20 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

BACB30MS6R20: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.4052 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM IN, head_diameter: 0.708 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-337-3282, 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

BACB30MS6R20

NSN: 5305-01-337-3282
FSC: 5305 — Screws
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	TITANIUM ALLOY UNS R56400 OVERALL
head_style	FLAT COUNTERSUNK
grip_length	1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.4052 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM IN
head_diameter	0.708 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN
thread_length	0.578 INCHES NOMINAL IN
surface_finish	32.0 MICROINCHES GRIP
fastener_length	1.813 INCHES MINIMUM AND 1.843 INCHES MAXIMUM IN
special_features	RED DYE OR PAINT ON THREAD END BEFORE LUBRICATION
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN	5305-01-337-3282

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES THREADS

•

FASTENER LENGTH: 1.813 INCHES MINIMUM AND 1.843 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: BAC 5861,CAGE81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.578 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.375 INCHES IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE FINISH	63.0 MICROINCHES BEARING SURFACE OF HEAD
FASTENER LENGTH	1.813 INCHES MINIMUM AND 1.843 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	BAC 5861,CAGE81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.578 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES IN
FEATURES PROVIDED	CETYL ALCOHOL LUBRICANT
HEAD STYLE	FLAT COUNTERSUNK

OTHER ITEMS IN FSC 5305 — Screws

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

5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BACB30MS6R20?

BACB30MS6R20 is a SCREW,CLOSE TOLERANCE.

What is the NSN for BACB30MS6R20?

BACB30MS6R20 is cataloged in the U.S. Government catalog under NSN 5305-01-337-3282. This indicates validated use in U.S. government and defense supply chains.

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