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740369-16 — RING ASSY,PISTON

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

740369-16: RING ASSY,PISTON.

The RING ASSY,PISTON is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-035-0792, 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
740369-16
NSN: 4820-01-035-0792
FSC: 4820 — Valves, Nonpowered
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionINNER RING AMS5643 OR AMS5398 COND H1075 PER MIL-S-5002,HDN 31-39 RC; 0.017 IN. MIN 0.020 IN. MAX THK; OUTER RING K30C AVAILABLE FROM KOPPERS CO; 1.875 OUTSIDE DIA IN
NSN4820-01-035-0792
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 740369-16 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: INNER RING AMS5643 OR AMS5398 COND H1075 PER MIL-S-5002,HDN 31-39 RC; 0.017 IN. MIN 0.020 IN. MAX THK; OUTER RING K30C AVAILABLE FROM KOPPERS CO; 1.875 OUTSIDE DIA IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONINNER RING AMS5643 OR AMS5398 COND H1075 PER MIL-S-5002,HDN 31-39 RC; 0.017 IN. MIN 0.020 IN. MAX THK; OUTER RING K30C AVAILABLE FROM KOPPERS CO; 1.875 OUTSIDE DIA IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 740369-16?
740369-16 is a RING ASSY,PISTON.
What is the NSN for 740369-16?
740369-16 is cataloged in the U.S. Government catalog under NSN 4820-01-035-0792. This indicates validated use in U.S. government and defense supply chains.
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