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500103 — RESISTOR,VARIABLE,NONWIRE WOUND,

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

500103: RESISTOR,VARIABLE,NONWIRE WOUND,.

Work with: WNC-0305USB, WUA-0605, WUA-0614, WUA-0624. Key specifications include material: COTTON, body_style: CYLINDRICAL, case_style: FLANGED, seal_width: 0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN, body_length: 0.325 INCHES NOMINAL IN, actuator_type: FLUSH DRIVE WITH SLOT-HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-291-2810, 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→ 500103
NSN: 5330-00-291-2810
NIINs: 002912810, 004382048, 006209688, 009470721, 013950451, 014423171, 015241782
FSC: 5330 — Packing and Gasket Materials
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialCOTTON
body_styleCYLINDRICAL
case_styleFLANGED
seal_width0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
body_length0.325 INCHES NOMINAL IN
actuator_typeFLUSH DRIVE WITH SLOT-HOLE
body_diameter0.500 INCHES NOMINAL IN
cubic_measure0.063 CUBIC INCHES
overall_height1.000 INCHES NOMINAL IN
overall_length6.000 FEET FT
mounting_methodTERMINAL
terminal_length0.187 INCHES NOMINAL IN
NSN5330-00-291-2810
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 500103 MFR: LevelOne ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SEAL WIDTH: 0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: VERTICAL-ANGULAR
•
HOUSING BORE DIAMETER: 3.4955 INCHES MINIMUM AND 3.4985 INCHES MAXIMUM IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 1600 FEET PER MINUTE FT
•
CASE STYLE: FLANGED
•
ACCOMMODATED SHAFT DIAMETER: 1.875 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
SEALING ELEMENT STYLEVERTICAL-ANGULAR
HOUSING BORE DIAMETER3.4955 INCHES MINIMUM AND 3.4985 INCHES MAXIMUM IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED1600 FEET PER MINUTE FT
CASE STYLEFLANGED
ACCOMMODATED SHAFT DIAMETER1.875 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALWOOL SEALING ELEMENT A
MATERIALLEATHER AND RUBBER SYNTHETIC SEALING ELEMENT B
SUBSTITUTES & CROSS-REFERENCES 1
00044Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 500103?
500103 is a RESISTOR,VARIABLE,NONWIRE WOUND, manufactured by LevelOne. It is classified as a MRO (MRO_GENERAL).
What parts can replace 500103?
There is 1 known substitute for 500103: 00044. Substitute compatibility should be verified for your specific system.
What is the NSN for 500103?
500103 is cataloged in the U.S. Government catalog under NSN 5330-00-291-2810. This indicates validated use in U.S. government and defense supply chains.
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