M1904FA — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

M1904FA: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: INTERLOCKING JOINT, overall_width: 0.0900 INCHES NOMINAL IN, special_features: CAST IRON, radial_wall_thickness: 0.1300 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-01-353-0546, 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

M1904FA

NSN: 4310-01-353-0546
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
joint_style	INTERLOCKING JOINT
overall_width	0.0900 INCHES NOMINAL IN
special_features	CAST IRON
radial_wall_thickness	0.1300 INCHES NOMINAL IN
standard_bore_diameter	3.750 INCHES IN
cross-sectional_shape_style	PLAIN RECTANGULAR, STRAIGHT FACE
NSN	4310-01-353-0546

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

JOINT STYLE: INTERLOCKING JOINT

•

RADIAL WALL THICKNESS: 0.1300 INCHES NOMINAL IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 3.750 INCHES IN

•

MATERIAL: IRON OVERALL

TECHNICAL CHARACTERISTICS

OVERALL WIDTH	0.0900 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE	INTERLOCKING JOINT
RADIAL WALL THICKNESS	0.1300 INCHES NOMINAL IN
RING STYLE	CONCENTRIC
SPECIAL FEATURES	CAST IRON
STANDARD BORE DIAMETER	3.750 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 1

X9994A ITEM M1904FAReference 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

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FREQUENTLY ASKED QUESTIONS

What is M1904FA?

M1904FA is a RING,PISTON.

What parts can replace M1904FA?

There is 1 known substitute for M1904FA: X9994A ITEM M1904FA. Substitute compatibility should be verified for your specific system.

What is the NSN for M1904FA?

M1904FA is cataloged in the U.S. Government catalog under NSN 4310-01-353-0546. This indicates validated use in U.S. government and defense supply chains.

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