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303090 — CYLINDER ASSEMBLY,HYDRAULIC BRAK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

303090: CYLINDER ASSEMBLY,HYDRAULIC BRAK.

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include material: COPPER, overall_width: 0.217 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN, overall_height: 0.363 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN, overall_length: 0.438 INCHES NOMINAL IN, style_designator: FIGURE 8, surface_treatment: ZINC. This part is cataloged in the U.S.

Government catalog under NSN 2530-00-391-4362, 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
303090
NSN: 2530-00-391-4362
NIINs: 003914362, 004315537, 016761623
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 99343 — CHRYSLER CORP ENGINE AND COMPONENTS SALES DIVERSIFIED PRODUCTS DIV (USA)
SPECIFICATIONS
materialCOPPER
overall_width0.217 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
overall_height0.363 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
overall_length0.438 INCHES NOMINAL IN
style_designatorFIGURE 8
surface_treatmentZINC
accommodated_material_diameter0.094 INCHES NOMINAL IN
NSN2530-00-391-4362
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER ASSEMBLY,HYDRAULIC BRAK TITLE COMPONENT PN 303090 MFR CYLINDER ASSEMBLY,HYDR
KEY FEATURES
•
MOUNTING FACILITY THREAD CLASS: 2B
•
BLEEDING FEATURE QUANTITY: 1
•
COMPRESSED LENGTH: 3.440 INCHES NOMINAL IN
•
DESIGN CHARACTERISTICS: DOUBLE ACTING SINGLE CYLINDER
•
PORT THREAD SERIES DESIGNATOR: UNF SINGLE PORT
•
BODY OUTSIDE DIAMETER: 1.440 INCHES NOMINAL IN
•
MOUNTING POSITION: LEFT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.690 INCHES NOMINAL IN
MOUNTING FACILITY THREAD CLASS2B
BLEEDING FEATURE QUANTITY1
COMPRESSED LENGTH3.440 INCHES NOMINAL IN
DESIGN CHARACTERISTICSDOUBLE ACTING SINGLE CYLINDER
PORT THREAD SERIES DESIGNATORUNF SINGLE PORT
BODY OUTSIDE DIAMETER1.440 INCHES NOMINAL IN
MOUNTING POSITIONLEFT
MOUNTING PROVISION ARRANGEMENT STYLETWO HOLE
OVERALL WIDTH2.400 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 7
WC9090Reference document
Same NSN cross-reference
Reference document — Secondary reference
F9090Reference document
Same NSN cross-reference
Reference document — Secondary reference
3250Reference document
Same NSN cross-reference
Reference document — Secondary reference
5461465Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
9090Reference document
Same NSN cross-reference
Reference document — Secondary reference
EW9090Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 303090?
303090 is a CYLINDER ASSEMBLY,HYDRAULIC BRAK.
What parts can replace 303090?
There are 7 known substitutes for 303090: WC9090, F9090, 3250 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 303090?
303090 is cataloged in the U.S. Government catalog under NSN 2530-00-391-4362. 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.