6863278 — RING,RETAINING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

6863278: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL UNS J91639, end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 3.525 INCHES NOMINAL IN, major_thickness: 0.146 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-998-8701, 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

6863278

NSN: 5325-00-998-8701
FSC: 5325 — Fastening Devices
CAGE: 73342 — ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC (USA)

SPECIFICATIONS

material	STEEL UNS J91639
end_style	90 DEGREE PARALLEL
ring_style	STRAIGHT GAP
usage_design	EXTERNAL
inside_diameter	3.525 INCHES NOMINAL IN
major_thickness	0.146 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
outside_diameter	3.920 INCHES NOMINAL IN
casehardening_indicator	NOT CASEHARDENED
material_hardness_rating	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
cross-sectional_shape_style	CHAMFERED CORNERS
material_document_and_classification	AMS 5352 ASSN STD SINGLE MATERIAL RESPONSE
NSN	5325-00-998-8701

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM

•

USAGE DESIGN: EXTERNAL

•

END STYLE: 90 DEGREE PARALLEL

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5352 ASSN STD SINGLE MATERIAL RESPONSE

•

CROSS-SECTIONAL SHAPE STYLE: CHAMFERED CORNERS

•

OUTSIDE DIAMETER: 3.920 INCHES NOMINAL IN

•

MAJOR THICKNESS: 0.146 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN

•

INSIDE DIAMETER: 3.525 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

MATERIAL HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
USAGE DESIGN	EXTERNAL
END STYLE	90 DEGREE PARALLEL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5352 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLE	CHAMFERED CORNERS
OUTSIDE DIAMETER	3.920 INCHES NOMINAL IN
MAJOR THICKNESS	0.146 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
INSIDE DIAMETER	3.525 INCHES NOMINAL IN
CASEHARDENING INDICATOR	NOT CASEHARDENED
RING STYLE	STRAIGHT GAP

OTHER ITEMS IN FSC 5325 — Fastening Devices

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

5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317

SUBSTITUTES & CROSS-REFERENCES 1

EU13656Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 6863278?

6863278 is a RING,RETAINING.

What parts can replace 6863278?

There is 1 known substitute for 6863278: EU13656. Substitute compatibility should be verified for your specific system.

What is the NSN for 6863278?

6863278 is cataloged in the U.S. Government catalog under NSN 5325-00-998-8701. This indicates validated use in U.S. government and defense supply chains.

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6863278 — RING,RETAINING

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