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CM-75083 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CM-75083: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: ALUMINUM ALLOY 2024, design_type: SOLID, end_diameter: 0.2140 INCHES MINIMUM AND 0.2180 INCHES MAXIMUM IN, overall_height: 0.4500 INCHES NOMINAL IN, special_features: NOT CASEHARDENED;SURFACE TREAT.-ANODIZED AMS 2470, first_step_length: 0.0920 INCHES MINIMUM AND 0.1120 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-992-1163, 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
CM-75083
NSN: 5340-00-992-1163
FSC: 5340 — Hardware, Commercial
CAGE: 0EGF1 — CMP HYDRAULICS INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024
design_typeSOLID
end_diameter0.2140 INCHES MINIMUM AND 0.2180 INCHES MAXIMUM IN
overall_height0.4500 INCHES NOMINAL IN
special_featuresNOT CASEHARDENED;SURFACE TREAT.-ANODIZED AMS 2470
first_step_length0.0920 INCHES MINIMUM AND 0.1120 INCHES MAXIMUM IN
surface_treatmentANODIZE
second_step_length0.0450 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN
first_step_diameter0.4000 INCHES NOMINAL IN
second_end_diameter0.9000 INCHES NOMINAL IN
fsc_application_dataFUEL CONTROL UNIT,TURBINE ENGINE
second_step_diameter1.1000 INCHES NOMINAL IN
NSN5340-00-992-1163
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CM-75083 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
•
FSC APPLICATION DATA: FUEL CONTROL UNIT,TURBINE ENGINE
•
FIRST STEP DIAMETER: 0.4000 INCHES NOMINAL IN
•
END DIAMETER: 0.2140 INCHES MINIMUM AND 0.2180 INCHES MAXIMUM IN
•
SECOND END DIAMETER: 0.9000 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.2180 INCHES MINIMUM AND 0.2380 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
•
SECOND STEP LENGTH: 0.0450 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.4500 INCHES NOMINAL IN
FSC APPLICATION DATAFUEL CONTROL UNIT,TURBINE ENGINE
FIRST STEP DIAMETER0.4000 INCHES NOMINAL IN
END DIAMETER0.2140 INCHES MINIMUM AND 0.2180 INCHES MAXIMUM IN
SECOND END DIAMETER0.9000 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.2180 INCHES MINIMUM AND 0.2380 INCHES MAXIMUM IN
DESIGN TYPESOLID
SECOND STEP LENGTH0.0450 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4120 ASSN STD SINGLE MATERIAL RESPONSE
SECOND STEP DIAMETER1.1000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
75083Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 CM-75083?
CM-75083 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace CM-75083?
There is 1 known substitute for CM-75083: 75083. Substitute compatibility should be verified for your specific system.
What is the NSN for CM-75083?
CM-75083 is cataloged in the U.S. Government catalog under NSN 5340-00-992-1163. 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.