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26297 — RESISTOR,VARIABLE,WIRE WOUND,PRE

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

26297: RESISTOR,VARIABLE,WIRE WOUND,PRE.

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include material: STEEL CASE, case_style: SQUARE, seal_width: 0.750 INCHES NOMINAL IN, outside_diameter: 3.756 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 3.750 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-400-8477, 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→ 26297
NSN: 5330-00-400-8477
NIINs: 004008477, 011602698, 016637351
FSC: 5330 — Packing and Gasket Materials
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.750 INCHES NOMINAL IN
outside_diameter3.756 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter3.750 INCHES MINIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.624 INCHES MINIMUM AND 2.626 INCHES MAXIMUM IN
NSN5330-00-400-8477
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 26297 MFR: OEM ⚠ 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: 0.750 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
OUTSIDE DIAMETER: 3.756 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 3.750 INCHES MINIMUM IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 2.624 INCHES MINIMUM AND 2.626 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PLASTIC CASE
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.750 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
OUTSIDE DIAMETER3.756 INCHES NOMINAL IN
HOUSING BORE DIAMETER3.750 INCHES MINIMUM IN
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER2.624 INCHES MINIMUM AND 2.626 INCHES MAXIMUM IN
SURFACE TREATMENTPLASTIC CASE
MATERIALSTEEL CASE
MATERIALRUBBER SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 3
455149S60Reference document
Same NSN cross-reference
Reference document — Secondary reference
455149Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
9206858Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 26297?
26297 is a RESISTOR,VARIABLE,WIRE WOUND,PRE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 26297?
There are 3 known substitutes for 26297: 455149S60, 455149, 9206858. Substitute compatibility should be verified for your specific system.
What is the NSN for 26297?
26297 is cataloged in the U.S. Government catalog under NSN 5330-00-400-8477. 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.