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718275 — GEAR,HELICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

718275: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include end_item_identification: ASSEMBLY MODEL,MONITOR,TFN, part_name_assigned_by_controlling_agency: PLANET GEAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-298-5984, 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
718275
NSN: 5330-00-298-5984
NIINs: 002985984, 016207695
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
end_item_identificationASSEMBLY MODEL,MONITOR,TFN
part_name_assigned_by_controlling_agencyPLANET GEAR
NSN5330-00-298-5984
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 718275 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 THICKNESS: 0.031 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 3.750 INCHES NOMINAL IN
•
APERTURE LENGTH: 3.750 INCHES NOMINAL IN
•
MATERIAL: ASBESTOS OR CELLULOSE OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH4.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH4.250 INCHES NOMINAL IN
APERTURE WIDTH3.750 INCHES NOMINAL IN
APERTURE LENGTH3.750 INCHES NOMINAL IN
MATERIALASBESTOS OR CELLULOSE OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
182B997Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 718275?
718275 is a GEAR,HELICAL.
What parts can replace 718275?
There is 1 known substitute for 718275: 182B997. Substitute compatibility should be verified for your specific system.
What is the NSN for 718275?
718275 is cataloged in the U.S. Government catalog under NSN 5330-00-298-5984. This indicates validated use in U.S. government and defense supply chains.
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