6840383-16 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

6840383-16: BOLT,EXTERNALLY RELIEVED BODY.

The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, head_style: DEE CHAMFER, head_height: 0.156 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.531 INCHES NOMINAL IN, thread_length: 0.688 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-058-6554, 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

6840383-16

NSN: 5306-00-058-6554
FSC: 5306 — Bolts
CAGE: 63005 — ROLLS-ROYCE CORPORATION (USA)

SPECIFICATIONS

material	NICKEL ALLOY OVERALL
head_style	DEE CHAMFER
head_height	0.156 INCHES NOMINAL IN
thread_class	3A A
head_diameter	0.531 INCHES NOMINAL IN
thread_length	0.688 INCHES MINIMUM IN
fastener_length	1.000 INCHES NOMINAL IN
hardness_rating	34.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
nominal_thread_diameter	0.250 INCHES IN
first_diameter_from_head	0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
NSN	5306-00-058-6554

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.156 INCHES NOMINAL IN

•

FASTENER LENGTH: 1.000 INCHES NOMINAL IN

•

DISTANCE FROM CENTERLINE TO FLAT: 0.127 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.688 INCHES MINIMUM IN

•

HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

FIRST DIAMETER FROM HEAD: 0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN

•

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER: 0.312 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.156 INCHES NOMINAL IN
FASTENER LENGTH	1.000 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO FLAT	0.127 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
THREAD LENGTH	0.688 INCHES MINIMUM IN
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD	0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.312 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	DEE CHAMFER

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

5306PL0979647Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 6840383-16?

6840383-16 is a BOLT,EXTERNALLY RELIEVED BODY.

What parts can replace 6840383-16?

There is 1 known substitute for 6840383-16: 5306PL0979647. Substitute compatibility should be verified for your specific system.

What is the NSN for 6840383-16?

6840383-16 is cataloged in the U.S. Government catalog under NSN 5306-00-058-6554. This indicates validated use in U.S. government and defense supply chains.

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6840383-16 — BOLT,EXTERNALLY RELIEVED BODY

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