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CEC2052-28775 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CEC2052-28775: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, special_features: WITH FOUR 0.020 BY 0.020 IN. NOTCHES EQUALLY SPACE ON ONE FACE IN, inner_groove_width: 0.049 INCHES NOMINAL IN, peripheral_diameter: 1.555 INCHES MINIMUM AND 1.561 INCHES MAXIMUM IN, center_hole_diameter: 1.449 INCHES MINIMUM AND 1.467 INCHES MAXIMUM IN, cross-sectional_height: 0.166 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-451-8524, 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
CEC2052-28775
NSN: 5330-00-451-8524
FSC: 5330 — Packing and Gasket Materials
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
special_featuresWITH FOUR 0.020 BY 0.020 IN. NOTCHES EQUALLY SPACE ON ONE FACE IN
inner_groove_width0.049 INCHES NOMINAL IN
peripheral_diameter1.555 INCHES MINIMUM AND 1.561 INCHES MAXIMUM IN
center_hole_diameter1.449 INCHES MINIMUM AND 1.467 INCHES MAXIMUM IN
cross-sectional_height0.166 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
cross-sectional_shape_styleSPECIAL
material_document_and_classificationREVONOC 18156-1 FSCM 07060 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-451-8524
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CEC2052-28775 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
•
CROSS-SECTIONAL HEIGHT: 0.166 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: REVONOC 18156-1 FSCM 07060 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
PERIPHERAL DIAMETER: 1.555 INCHES MINIMUM AND 1.561 INCHES MAXIMUM IN
•
INNER GROOVE WIDTH: 0.049 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.449 INCHES MINIMUM AND 1.467 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.166 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONREVONOC 18156-1 FSCM 07060 MFR REF SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESPECIAL
PERIPHERAL DIAMETER1.555 INCHES MINIMUM AND 1.561 INCHES MAXIMUM IN
INNER GROOVE WIDTH0.049 INCHES NOMINAL IN
SPECIAL FEATURESWITH FOUR 0.020 BY 0.020 IN. NOTCHES EQUALLY SPACE ON ONE FACE IN
CENTER HOLE DIAMETER1.449 INCHES MINIMUM AND 1.467 INCHES MAXIMUM IN
MATERIALPLASTIC OVERALL
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 2
CEC2052Reference document
Same NSN cross-reference
Reference document — Secondary reference
CEC2052-01Reference 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 CEC2052-28775?
CEC2052-28775 is a RETAINER,PACKING.
What parts can replace CEC2052-28775?
There are 2 known substitutes for CEC2052-28775: CEC2052, CEC2052-01. Substitute compatibility should be verified for your specific system.
What is the NSN for CEC2052-28775?
CEC2052-28775 is cataloged in the U.S. Government catalog under NSN 5330-00-451-8524. 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.