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SGT543-1 — RETAINER,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SGT543-1: RETAINER,SEAL.

The RETAINER,SEAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, special_features: MATERIAL ALUMINUM 7075-T6, style_designator: FLANGED, mounting_flange_diameter: 2.1183 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: ROTARY RETAINER. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-473-2941, 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
SGT543-1
NSN: 5330-01-473-2941
FSC: 5330 — Packing and Gasket Materials
CAGE: 92003 — PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
special_featuresMATERIAL ALUMINUM 7075-T6
style_designatorFLANGED
mounting_flange_diameter2.1183 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyROTARY RETAINER
NSN5330-01-473-2941
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SGT543-1 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
•
STYLE DESIGNATOR: FLANGED
•
MOUNTING FLANGE DIAMETER: 2.1183 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLANGED
SPECIAL FEATURESMATERIAL ALUMINUM 7075-T6
PART NAME ASSIGNED BY CONTROLLING AGENCYROTARY RETAINER
MOUNTING FLANGE DIAMETER2.1183 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 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

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 SGT543-1?
SGT543-1 is a RETAINER,SEAL.
What is the NSN for SGT543-1?
SGT543-1 is cataloged in the U.S. Government catalog under NSN 5330-01-473-2941. 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.