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EJ-30056 — RETAINER,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

EJ-30056: RETAINER,SEAL.

The RETAINER,SEAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1141 AND LEAD OVERALL, construction: SOLID, overall_height: 2.656 INCHES NOMINAL IN, flange_thickness: 0.250 INCHES NOMINAL IN, aperture_diameter: 2.562 INCHES NOMINAL IN, bolt_hole_diameter: 0.281 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-241-3553, 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
EJ-30056
NSN: 5330-01-241-3553
FSC: 5330 — Packing and Gasket Materials
CAGE: 20722 — THE ENTWISTLE COMPANY LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1141 AND LEAD OVERALL
constructionSOLID
overall_height2.656 INCHES NOMINAL IN
flange_thickness0.250 INCHES NOMINAL IN
aperture_diameter2.562 INCHES NOMINAL IN
bolt_hole_diameter0.281 INCHES NOMINAL IN
bolt_hole_quantity3
seal_seat_diameter2.812 INCHES NOMINAL IN
bolt_circle_diameter3.375 INCHES NOMINAL IN
mounting_flange_diameter4.000 INCHES NOMINAL IN
NSN5330-01-241-3553
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: EJ-30056 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
•
FLANGE THICKNESS: 0.250 INCHES NOMINAL IN
•
BOLT HOLE DIAMETER: 0.281 INCHES NOMINAL IN
•
SEAL SEAT DIAMETER: 2.812 INCHES NOMINAL IN
•
APERTURE DIAMETER: 2.562 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 3
•
BOLT CIRCLE DIAMETER: 3.375 INCHES NOMINAL IN
•
MOUNTING FLANGE DIAMETER: 4.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.656 INCHES NOMINAL IN
FLANGE THICKNESS0.250 INCHES NOMINAL IN
BOLT HOLE DIAMETER0.281 INCHES NOMINAL IN
SEAL SEAT DIAMETER2.812 INCHES NOMINAL IN
APERTURE DIAMETER2.562 INCHES NOMINAL IN
BOLT HOLE QUANTITY3
BOLT CIRCLE DIAMETER3.375 INCHES NOMINAL IN
MOUNTING FLANGE DIAMETER4.000 INCHES NOMINAL IN
MATERIALSTEEL COMP 1141 AND LEAD OVERALL
CONSTRUCTIONSOLID
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 EJ-30056?
EJ-30056 is a RETAINER,SEAL.
What is the NSN for EJ-30056?
EJ-30056 is cataloged in the U.S. Government catalog under NSN 5330-01-241-3553. This indicates validated use in U.S. government and defense supply chains.
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