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4R090 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SCREWDRIVER,FLAT TIP is a the manufacturer industrial component. Key specifications include width: 0.188 INCHES NOMINAL TIP IN, length: 1.500 INCHES NOMINAL BLADE IN, material: STEEL BLADE, shank_shape: SQUARE, overall_length: 4.250 INCHES NOMINAL IN, features_provided: FLARED TIP SIDE AND CONTOURED HANDLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-399-9039, 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
4R090
NSN: 5120-01-399-9039
FSC: 5120
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
width0.188 INCHES NOMINAL TIP IN
length1.500 INCHES NOMINAL BLADE IN
materialSTEEL BLADE
shank_shapeSQUARE
overall_length4.250 INCHES NOMINAL IN
features_providedFLARED TIP SIDE AND CONTOURED HANDLE
NSN5120-01-399-9039
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SCREWDRIVER,FLAT TIP TITLE COMPONENT PN 4R090 MFR SCREWDRIVER,FLAT TIP
KEY FEATURES
•
MATERIAL: PLASTIC HANDLE
•
LENGTH: 1.500 INCHES NOMINAL BLADE IN
•
SHANK SHAPE: SQUARE
•
WIDTH: 0.188 INCHES NOMINAL TIP IN
•
FEATURES PROVIDED: FLARED TIP SIDE AND CONTOURED HANDLE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC HANDLE
LENGTH1.500 INCHES NOMINAL BLADE IN
OVERALL LENGTH4.250 INCHES NOMINAL IN
SHANK SHAPESQUARE
WIDTH0.188 INCHES NOMINAL TIP IN
MATERIALSTEEL BLADE
FEATURES PROVIDEDFLARED TIP SIDE AND CONTOURED HANDLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
1101Interchangeable
interchangeable cross-reference
interchangeable
WS896/1-04AInterchangeable
interchangeable cross-reference
interchangeable
71738-22Interchangeable
interchangeable cross-reference
interchangeable
9801Interchangeable
IBM V7000 Power Supply 764W
interchangeable
5930000847570Interchangeable
interchangeable cross-reference
interchangeable
8S7713Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4R090?
4R090 is a SCREWDRIVER,FLAT TIP.
What parts can replace 4R090?
There are 15 known substitutes for 4R090: 1101, WS896/1-04A, 71738-22 and 12 more. Substitute compatibility should be verified for your specific system.
Is 4R090 still available?
4R090 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026