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4128203 — RESISTOR,FIXED,COMPOSITION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4128203: RESISTOR,FIXED,COMPOSITION.

The RESISTOR,FIXED,COMPOSITION is a the manufacturer industrial component. Key specifications include body_length: 0.688 INCHES NOMINAL IN, body_diameter: 0.318 INCHES NOMINAL IN, terminal_type: WIRE LEAD, inclosure_type: ENCAPSULATED, grounding_method: INTERNAL OR EXTERNAL, style_designator: AXIAL TERMINAL EACH END. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-203-4523, 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
4128203
NSN: 4820-00-203-4523
FSC: 4820 — Valves, Nonpowered
CAGE: 76823 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)
SPECIFICATIONS
body_length0.688 INCHES NOMINAL IN
body_diameter0.318 INCHES NOMINAL IN
terminal_typeWIRE LEAD
inclosure_typeENCAPSULATED
grounding_methodINTERNAL OR EXTERNAL
style_designatorAXIAL TERMINAL EACH END
voltage_in_volts12.0
features_providedHERMETICALLY SEALED CASE
electrical_resistance68.000 OHMS
reliability_indicatorESTABLISHED
internal_configurationFIELD EFFECT
semiconductor_materialSILICON
NSN4820-00-203-4523
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4128203 · 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
110205Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
57P906155Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4128203?
4128203 is a RESISTOR,FIXED,COMPOSITION.
What parts can replace 4128203?
There are 2 known substitutes for 4128203: 110205, 57P906155. Substitute compatibility should be verified for your specific system.
What is the NSN for 4128203?
4128203 is cataloged in the U.S. Government catalog under NSN 4820-00-203-4523. 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.