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Technical Data Sheet
2587055-2 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PLUG ASSEMBLY,SEALING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024, design_type: FRICTION, material_document_and_classification: QQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE, tube_outside_diameter_for_which_designed: 0.290 INCHES NOMINAL IN, opening_inside_diameter_for_which_designed: 0.286 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-127-4128, 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
2587055-2
NSN: 5340-01-127-4128
FSC: 5340
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024
design_typeFRICTION
material_document_and_classificationQQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed0.290 INCHES NOMINAL IN
opening_inside_diameter_for_which_designed0.286 INCHES NOMINAL IN
NSN5340-01-127-4128
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2587055-2 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
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.286 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.290 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL: ALUMINUM ALLOY 2024
DESIGN TYPE: FRICTION
TECHNICAL CHARACTERISTICS (FLIS)
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.286 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.290 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURESALUM. ALLOY 2024-T4 QQ-A-225/6;PLUG ANODIZED PER MIL-A-8625 TY2 GREEN;PIN CHROMATE PER MIL-C-5541 YELLOW;PLUG 0.358/0.372 IN. HGT,0.4053/0.4062 IN. OD,0.3513/0.3522 IN. ID,0.246/0.254 IN. TAPER PER FT,0.274/0.283 IN. DP,12GROOVES 0.008/0.013 IN. W,0.004/0.007 IN. DP,PLUG;PIN O.251/0.260 IN. HGT,0.3568/0.3577 IN. OD,0.010/0.056 IN. VENT DIA IN
MATERIALALUMINUM ALLOY 2024
DESIGN TYPEFRICTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
PLGA4060010AUpgraded Successor
successor cross-reference
successor
005054-6Upgraded Successor
successor cross-reference
successor
HS4100A4060Upgraded Successor
successor cross-reference
successor
PLGA4060010Upgraded Successor
successor cross-reference
successor
635E223P1Interchangeable
interchangeable cross-reference
interchangeable
635E223P2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2587055-2?
2587055-2 is a PLUG ASSEMBLY,SEALING.
What parts can replace 2587055-2?
There are 13 known substitutes for 2587055-2: PLGA4060010A, 005054-6, HS4100A4060 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2587055-2?
2587055-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-127-4128. This indicates validated use in U.S. government and defense supply chains.
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