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4026737 — OSCILLATOR,CRYSTAL CONTROLLED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4026737: OSCILLATOR,CRYSTAL CONTROLLED.

The OSCILLATOR,CRYSTAL CONTROLLED is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, end_radius: 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN, control_type: REMOTE, shank_length: 1.695 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN, thread_class: 3A ROD CONNECTION A, hole_diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-385-9269, 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
4026737
NSN: 5340-00-385-9269
NIINs: 003859269, 012120452
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialTITANIUM ALLOY UNS R56400 OVERALL
end_radius0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
control_typeREMOTE
shank_length1.695 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN
thread_class3A ROD CONNECTION A
hole_diameter0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
overall_width0.540 INCHES MAXIMUM IN
thread_length1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM ROD CONNECTION IN
inclosure_typeHERMETICALLY SEALED
overall_height0.400 INCHES NOMINAL IN
overall_length0.887 INCHES MAXIMUM IN
shank_diameter0.375 INCHES NOMINAL IN
NSN5340-00-385-9269
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4026737 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
•
SHANK DIAMETER: 0.375 INCHES NOMINAL IN
•
FORK SPAN WIDTH: 0.438 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
•
FORK ARM THICKNESS: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
•
END RADIUS: 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM ROD CONNECTION IN
•
SHANK LENGTH: 1.695 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.375 INCHES NOMINAL IN
OVERALL HEIGHT0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
FORK SPAN WIDTH0.438 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
FORK ARM THICKNESS0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
END RADIUS0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
THREAD LENGTH1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM ROD CONNECTION IN
SHANK LENGTH1.695 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.768 INCHES MINIMUM AND 0.813 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND ROD CONNECTION
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4026737?
4026737 is a OSCILLATOR,CRYSTAL CONTROLLED.
What is the NSN for 4026737?
4026737 is cataloged in the U.S. Government catalog under NSN 5340-00-385-9269. 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.