RM663 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

RM663: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1240 INCHES NOMINAL IN, radial_wall_thickness: 0.1890 INCHES NOMINAL IN, standard_bore_diameter: 4.372 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-932-7487, 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

RM663

NSN: 4310-00-932-7487
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 93234 — WORTHINGTON COMPRESSORS INC AIR POWER AND CONSTRUCTION EQUIP DIV (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
joint_style	VERTICAL JOINT
overall_width	0.1240 INCHES NOMINAL IN
radial_wall_thickness	0.1890 INCHES NOMINAL IN
standard_bore_diameter	4.372 INCHES IN
cross-sectional_shape_style	PLAIN RECTANGULAR, STRAIGHT FACE
NSN	4310-00-932-7487

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

JOINT STYLE: VERTICAL JOINT

•

RADIAL WALL THICKNESS: 0.1890 INCHES NOMINAL IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 4.372 INCHES IN

•

MATERIAL: IRON OVERALL

TECHNICAL CHARACTERISTICS

OVERALL WIDTH	0.1240 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE	VERTICAL JOINT
RADIAL WALL THICKNESS	0.1890 INCHES NOMINAL IN
RING STYLE	CONCENTRIC
STANDARD BORE DIAMETER	4.372 INCHES IN
MATERIAL	IRON OVERALL

OTHER ITEMS IN FSC 4310 — Compressors and Vacuum Pumps

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

4310-00-000-0050 4310-00-001-0059 4310-00-001-2044 4310-00-001-3477 4310-00-001-3493 4310-00-001-6194 4310-00-001-6381 4310-00-001-7755

SUBSTITUTES & CROSS-REFERENCES 2

HC193541323Reference document

Same NSN cross-reference

Reference document — Secondary reference

A4688-63Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

Ready to buy RM663?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is RM663?

RM663 is a RING,PISTON.

What parts can replace RM663?

There are 2 known substitutes for RM663: HC193541323, A4688-63. Substitute compatibility should be verified for your specific system.

What is the NSN for RM663?

RM663 is cataloged in the U.S. Government catalog under NSN 4310-00-932-7487. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

RM663 — RING,PISTON

Request a Quote — RM663