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Technical Data Sheet
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501E458ER — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

501E458ER: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-308-7136, 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
501E458ER
NSN: 4820-01-308-7136
NIINs: 013087136, 013087137
FSC: 4820 — Valves, Nonpowered
CAGE: 03502 — GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT (USA)
SPECIFICATIONS
Part Number501E458ER
NSN4820-01-308-7136
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 501E458ER · 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
SUBSTITUTES & CROSS-REFERENCES 2
501E458ER ITEM 3Reference document
Same NSN cross-reference
Reference document — Secondary reference
B708F10DReference document
Same NSN cross-reference
Reference document — Design control — primary 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 501E458ER?
501E458ER is a SEAT,VALVE.
What parts can replace 501E458ER?
There are 2 known substitutes for 501E458ER: 501E458ER ITEM 3, B708F10D. Substitute compatibility should be verified for your specific system.
What is the NSN for 501E458ER?
501E458ER is cataloged in the U.S. Government catalog under NSN 4820-01-308-7136. This indicates validated use in U.S. government and defense supply chains.
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