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572170 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

572170: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, surface_treatment: PASSIVATE OVERALL, peripheral_diameter: 0.998 INCHES NOMINAL IN, center_hole_diameter: 0.736 INCHES NOMINAL IN, fsc_application_data: FUEL CONTROL,ENGINE,ACFT, cross-sectional_height: 0.033 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-078-5545, 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
572170
NSN: 5330-00-078-5545
FSC: 5330 — Packing and Gasket Materials
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
surface_treatmentPASSIVATE OVERALL
peripheral_diameter0.998 INCHES NOMINAL IN
center_hole_diameter0.736 INCHES NOMINAL IN
fsc_application_dataFUEL CONTROL,ENGINE,ACFT
cross-sectional_height0.033 INCHES NOMINAL IN
cross-sectional_shape_styleSPECIAL
NSN5330-00-078-5545
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 572170 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
•
FSC APPLICATION DATA: FUEL CONTROL,ENGINE,ACFT
•
CROSS-SECTIONAL HEIGHT: 0.033 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
PERIPHERAL DIAMETER: 0.998 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
CENTER HOLE DIAMETER: 0.736 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 302 OVERALL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAFUEL CONTROL,ENGINE,ACFT
CROSS-SECTIONAL HEIGHT0.033 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
PERIPHERAL DIAMETER0.998 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
CENTER HOLE DIAMETER0.736 INCHES NOMINAL IN
MATERIALSTEEL COMP 302 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 572170?
572170 is a RETAINER,PACKING.
What is the NSN for 572170?
572170 is cataloged in the U.S. Government catalog under NSN 5330-00-078-5545. 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.