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057985 — HEATING ELEMENT,ELECTRICAL,IMMER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

057985: HEATING ELEMENT,ELECTRICAL,IMMER.

HEATING ELEMENT,ELECTRICAL,IMMER. Key specifications include end_item_identification: ICS-1500 ION CHROMATROGRAPHY SYSTEM, part_name_assigned_by_controlling_agency: DS6 HEATED CONDUCTIVITY CELL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-255-7790, 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
057985
NSN: 4820-01-255-7790
NIINs: 012557790, 015918585
FSC: 4820 — Valves, Nonpowered
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
end_item_identificationICS-1500 ION CHROMATROGRAPHY SYSTEM
part_name_assigned_by_controlling_agencyDS6 HEATED CONDUCTIVITY CELL
NSN4820-01-255-7790
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 057985 · 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
•
FLOW CONTROL DEVICE: DISK
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: RAISED STRAIGHT ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 3.125 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
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BOLT HOLE NOMINAL DIAMETER: 0.625 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS IN
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE1.000 INCHES IN
BONNET TYPEOUTSIDE SCREW-YOKE
SUBSTITUTES & CROSS-REFERENCES 1
2475-1INReference 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 057985?
057985 is a HEATING ELEMENT,ELECTRICAL,IMMER.
What parts can replace 057985?
There is 1 known substitute for 057985: 2475-1IN. Substitute compatibility should be verified for your specific system.
What is the NSN for 057985?
057985 is cataloged in the U.S. Government catalog under NSN 4820-01-255-7790. 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.