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164-40 — RESISTOR,VARIABLE,WIRE WOUND,PRE

✓ Government record, cited
Clementoni · MRO · MRO_GENERAL
PRODUCT OVERVIEW

164-40: RESISTOR,VARIABLE,WIRE WOUND,PRE.

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include material: COPPER OVERALL, nut_style: ROUND, blade_type: OSCILLATING, body_style: CYLINDRICAL SERVO MOUNTED, case_style: SQUARE, seal_width: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-036-1859, 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
MRO→ MRO_GENERAL→ 164-40
NSN: 4820-00-036-1859
NIINs: 000361859, 001163263, 001856464, 001961503, 002917740, 007234552, 008972461, 009254771, 011474070, 012133598, 012738315, 014794861, 015914859
FSC: 4820 — Valves, Nonpowered
CAGE: 38056 — ASHCROFT INC DBA HEISE (USA)
SPECIFICATIONS
materialCOPPER OVERALL
nut_styleROUND
blade_typeOSCILLATING
body_styleCYLINDRICAL SERVO MOUNTED
case_styleSQUARE
seal_width1.000 INCHES NOMINAL IN
blade_width12.5 MILLIMETERS NOMINAL MM
body_length1.140 INCHES NOMINAL IN
shaft_styleROUND, SLOTTED
blade_length90.0 MILLIMETERS NOMINAL MM
nut_diameter2.043 INCHES MINIMUM AND 2.073 INCHES MAXIMUM IN
pilot_length0.0620 INCHES NOMINAL IN
NSN4820-00-036-1859
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 164-40 · Clementoni ⚠ 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
•
LARGEST OUTSIDE DIAMETER: 0.875 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
LARGEST OUTSIDE DIAMETER0.875 INCHES NOMINAL IN
OVERALL LENGTH14.750 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 164-40?
164-40 is a RESISTOR,VARIABLE,WIRE WOUND,PRE manufactured by Clementoni. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 164-40?
164-40 is cataloged in the U.S. Government catalog under NSN 4820-00-036-1859. 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.