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3158703 — GEAR,HELICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3158703: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, teeth_type: SINGLE HELIX, helix_angle: 45.0000 DEGREES, pitch_diameter: 0.5000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-432-8377, 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
3158703
NSN: 5330-00-432-8377
NIINs: 004328377, 009480387
FSC: 5330 — Packing and Gasket Materials
CAGE: 99343 — CHRYSLER CORP ENGINE AND COMPONENTS SALES DIVERSIFIED PRODUCTS DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
teeth_typeSINGLE HELIX
helix_angle45.0000 DEGREES
pitch_diameter0.5000 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
teeth_quantity12
tooth_directionRIGHT
special_featuresSLOTS CUT ON ENDOF GEAR 0.093 INCH WIDE 0.133 INCH DEEP IN
style_designatorHUBLESS
face_nominal_width0.375 INCHES IN
NSN5330-00-432-8377
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3158703 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
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 3158703?
3158703 is a GEAR,HELICAL.
What is the NSN for 3158703?
3158703 is cataloged in the U.S. Government catalog under NSN 5330-00-432-8377. This indicates validated use in U.S. government and defense supply chains.
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