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191916 — GEAR ASSEMBLY,SPEED DECREASER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

191916: GEAR ASSEMBLY,SPEED DECREASER.

The GEAR ASSEMBLY,SPEED DECREASER is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: GEAR REDUCER, TRACTOR. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-238-5435, 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
191916
NSN: 5340-00-238-5435
NIINs: 002385435, 015529656
FSC: 5340 — Hardware, Commercial
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyGEAR REDUCER, TRACTOR
NSN5340-00-238-5435
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 191916 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
•
LENGTH: 4.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
DIAMETER: 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
LENGTH4.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
DIAMETER0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
191909Reference 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 191916?
191916 is a GEAR ASSEMBLY,SPEED DECREASER.
What parts can replace 191916?
There is 1 known substitute for 191916: 191909. Substitute compatibility should be verified for your specific system.
What is the NSN for 191916?
191916 is cataloged in the U.S. Government catalog under NSN 5340-00-238-5435. This indicates validated use in U.S. government and defense supply chains.
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