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Technical Data Sheet
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513X118 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

513X118: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-231-0050, 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
513X118
NSN: 4820-00-231-0050
FSC: 4820 — Valves, Nonpowered
CAGE: 0E9N0 — DAVID BROWN HYDRAULICS INC DBA HYDRECO (USA)
SPECIFICATIONS
Part Number513X118
NSN4820-00-231-0050
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 513X118 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESMATERIAL STEEL,FED STD NO. 66 AISI OR SAE C1115,C1117 OR B1113,HARDEN TO ROCKWELL A78.5 MIN.,1.923 IN.LONG OVERALL,0.9989 MIN 0.9994 IN. DIA,ONE END DRILLED 0.625 IN. DIA,1/2 IN. DEEP,THREE GROOVES SPACED 1/8 IN. APART,020 IN. DEEP,CARBURIZED TO BE 0.020-0.040 IN. DEEP AFTER FINAL MACHINING,SMALLEND DIA 0.880-0.885 IN. DIA BY 1.048 IN.LONG 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 1
U46323Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 513X118?
513X118 is a PISTON,VALVE.
What parts can replace 513X118?
There is 1 known substitute for 513X118: U46323. Substitute compatibility should be verified for your specific system.
What is the NSN for 513X118?
513X118 is cataloged in the U.S. Government catalog under NSN 4820-00-231-0050. This indicates validated use in U.S. government and defense supply chains.
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