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M1904P — RING,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

M1904P: 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: 0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN, surface_treatment: TIN OVERALL, radial_wall_thickness: 0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-974-7355, 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
M1904P
NSN: 4310-00-974-7355
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleCONCENTRIC
joint_styleINTERLOCKING JOINT
overall_width0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN
surface_treatmentTIN OVERALL
radial_wall_thickness0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
standard_bore_diameter1.935 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-974-7355
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN M1904P MFR RING,PISTON
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: INTERLOCKING JOINT
•
RADIAL WALL THICKNESS: 0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
•
RING STYLE: CONCENTRIC
•
SURFACE TREATMENT: TIN OVERALL
•
STANDARD BORE DIAMETER: 1.935 INCHES IN
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEINTERLOCKING JOINT
RADIAL WALL THICKNESS0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
RING STYLECONCENTRIC
SURFACE TREATMENTTIN OVERALL
STANDARD BORE DIAMETER1.935 INCHES IN
MATERIALIRON 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
336290R1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 M1904P?
M1904P is a RING,PISTON.
What parts can replace M1904P?
There is 1 known substitute for M1904P: 336290R1. Substitute compatibility should be verified for your specific system.
What is the NSN for M1904P?
M1904P is cataloged in the U.S. Government catalog under NSN 4310-00-974-7355. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.