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121599 — LEVER,MANUAL CONTROL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

121599: LEVER,MANUAL CONTROL.

The LEVER,MANUAL CONTROL is a the manufacturer industrial component. Key specifications include special_features: MATERIAL,STEEL; FINISH,PASSIVATED; 4.469 IN. LG; 1.838 IN.

W; TWO UNTHREADED MTG HOLES 0.094 IN. DIA IN, fsc_application_data: TELETYPE AND FACSIMILE EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-392-1849, 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
121599
NSN: 5340-00-392-1849
FSC: 5340 — Hardware, Commercial
CAGE: 3B4M0 — LUCENT TECHNOLOGIES INC CORPORATE HEADQUARTERS (USA)
SPECIFICATIONS
special_featuresMATERIAL,STEEL; FINISH,PASSIVATED; 4.469 IN. LG; 1.838 IN. W; TWO UNTHREADED MTG HOLES 0.094 IN. DIA IN
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
NSN5340-00-392-1849
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 121599 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: TELETYPE AND FACSIMILE EQUIPMENT
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
SPECIAL FEATURESMATERIAL,STEEL; FINISH,PASSIVATED; 4.469 IN. LG; 1.838 IN. W; TWO UNTHREADED MTG HOLES 0.094 IN. DIA IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 121599?
121599 is a LEVER,MANUAL CONTROL.
What is the NSN for 121599?
121599 is cataloged in the U.S. Government catalog under NSN 5340-00-392-1849. 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.