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Technical Data Sheet
3638 ✓ Verified by PartsTable
Esselte · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The high quality of Esselte Standard boxes has been appreciated by our customers for more than 25 years. Tons of documents are packed into Esselte Standard boxes every year in workplaces across all sectors. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-154-7764, 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 3638
NSN: 5330-00-154-7764
FSC: 5330
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
colorBLACK SINGLE BODY
materialGLASS SAFETY
tip_typeFLAT TIP
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
nut_styleCONE SEAT, HEXAGON
tip_width0.375 INCHES NOMINAL IN
case_styleSQUARE
nut_height0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
seal_width0.156 INCHES NOMINAL IN
ply_quantity1
thread_class2B
coil_quantity9
NSN5330-00-154-7764
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3638 MFR: Esselte ⚠ 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
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3000 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER: 9.500 INCHES NOMINAL IN
SEALING ELEMENT STYLE: ANGULAR
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
CASE STYLE: SQUARE
HOUSING BORE DIAMETER: 10.500 INCHES NOMINAL IN
SEAL WIDTH: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER9.500 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CASE
CASE STYLESQUARE
HOUSING BORE DIAMETER10.500 INCHES NOMINAL IN
SEAL WIDTH0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
0-0569-4-8Interchangeable
interchangeable cross-reference
interchangeable
116872-001Interchangeable
interchangeable cross-reference
interchangeable
0360-0017Interchangeable
interchangeable cross-reference
interchangeable
TL465UInterchangeable
interchangeable cross-reference
interchangeable
54614Interchangeable
interchangeable cross-reference
interchangeable
3638Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3638?
3638 is a SWITCH,CODE INDICATING WHEEL manufactured by Esselte. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3638?
There are 23 known substitutes for 3638: 0-0569-4-8, 116872-001, 0360-0017 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3638?
3638 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-154-7764. This indicates validated use in U.S. government and defense supply chains.
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