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X123-904-3CP — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

X123-904-3CP: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: MG30BDA , NITROGEN GENERATOR, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-592-9143, 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
X123-904-3CP
NSN: 5331-01-592-9143
FSC: 5331 — O-ring
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
end_item_identificationMG30BDA , NITROGEN GENERATOR
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
NSN5331-01-592-9143
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: X123-904-3CP MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONMG30BDA , NITROGEN GENERATOR
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
SUBSTITUTES & CROSS-REFERENCES 3
MG30BDA PL PG.3, ITEM 81CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
X123-904-3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MG30BDA PL PG.3, ITEM 81Reference 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 X123-904-3CP?
X123-904-3CP is a O-RING.
What parts can replace X123-904-3CP?
There are 3 known substitutes for X123-904-3CP: MG30BDA PL PG.3, ITEM 81CP, X123-904-3, MG30BDA PL PG.3, ITEM 81. Substitute compatibility should be verified for your specific system.
What is the NSN for X123-904-3CP?
X123-904-3CP is cataloged in the U.S. Government catalog under NSN 5331-01-592-9143. 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.