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HL-21145PC38 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

HL-21145PC38: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_height: 1.130 INCHES NOMINAL IN, shank_diameter: 0.252 INCHES NOMINAL IN, flange_diameter: 0.410 INCHES NOMINAL IN, style_designator: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-137-5467, 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
HL-21145PC38
NSN: 4820-01-137-5467
FSC: 4820 — Valves, Nonpowered
CAGE: 0AT62 — SIEMENS ENERGY, INC. DBA DRESSER-RAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_height1.130 INCHES NOMINAL IN
shank_diameter0.252 INCHES NOMINAL IN
flange_diameter0.410 INCHES NOMINAL IN
style_designatorPOPPET
NSN4820-01-137-5467
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: HL-21145PC38 · 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
•
SHANK DIAMETER: 0.252 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.410 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POPPET
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.252 INCHES NOMINAL IN
FLANGE DIAMETER0.410 INCHES NOMINAL IN
OVERALL HEIGHT1.130 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 3
PLG-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
HL-21145Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
PL20944BPIECEReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 HL-21145PC38?
HL-21145PC38 is a DISK,VALVE.
What parts can replace HL-21145PC38?
There are 3 known substitutes for HL-21145PC38: PLG-75, HL-21145, PL20944BPIECE. Substitute compatibility should be verified for your specific system.
What is the NSN for HL-21145PC38?
HL-21145PC38 is cataloged in the U.S. Government catalog under NSN 4820-01-137-5467. 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.