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3640541 — TENSIONER PULLEY ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3640541: TENSIONER PULLEY ASSEMBLY.

The TENSIONER PULLEY ASSEMBLY is a the manufacturer industrial component. Key specifications include material: ALUMINUM. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-126-6085, 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
3640541
NSN: 5340-00-126-6085
NIINs: 001266085, 008626332, 014600267
FSC: 5340 — Hardware, Commercial
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialALUMINUM
NSN5340-00-126-6085
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3640541 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
•
COUNTERSINK ANGLE IN DEG: 45.0
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FSC APPLICATION DATA: STARTER,ENGINE,GAS,ACFT,2995001153532 383934-1-1
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FIRST STEP DIAMETER: 0.9100 INCHES MINIMUM AND 0.9300 INCHES MAXIMUM IN
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END DIAMETER: 0.6900 INCHES MINIMUM AND 0.7000 INCHES MAXIMUM IN
•
COUNTERSINK DIAMETER: 0.3400 INCHES MINIMUM AND 0.3600 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.3300 INCHES MINIMUM AND 0.3500 INCHES MAXIMUM IN
COUNTERSINK ANGLE IN DEG45.0
FSC APPLICATION DATASTARTER,ENGINE,GAS,ACFT,2995001153532 383934-1-1
FIRST STEP DIAMETER0.9100 INCHES MINIMUM AND 0.9300 INCHES MAXIMUM IN
END DIAMETER0.6900 INCHES MINIMUM AND 0.7000 INCHES MAXIMUM IN
COUNTERSINK DIAMETER0.3400 INCHES MINIMUM AND 0.3600 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
DESIGN TYPESOLID
BORE DIAMETER0.2960 INCHES MINIMUM AND 0.3030 INCHES MAXIMUM IN
MATERIALSTEEL CORROSION RESISTING
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 3640541?
3640541 is a TENSIONER PULLEY ASSEMBLY.
What is the NSN for 3640541?
3640541 is cataloged in the U.S. Government catalog under NSN 5340-00-126-6085. 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.