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4R425 ✓ 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 FACE,HAMMER,INSERTED is a the manufacturer industrial component. Key specifications include color: CREAM, diameter: 2.500 INCHES NOMINAL IN, material: PLASTIC, unit_type: SCREW-IN, striking_face_shape: FLAT, hardness_designation: MEDIUM HARD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-400-1153, 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
4R425
NSN: 5120-01-400-1153
FSC: 5120
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
colorCREAM
diameter2.500 INCHES NOMINAL IN
materialPLASTIC
unit_typeSCREW-IN
striking_face_shapeFLAT
hardness_designationMEDIUM HARD
NSN5120-01-400-1153
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FACE,HAMMER,INSERTED TITLE COMPONENT PN 4R425 MFR FACE,HAMMER,INSERTED
KEY FEATURES
•
DIAMETER: 2.500 INCHES NOMINAL IN
•
COLOR: CREAM
•
STRIKING FACE SHAPE: FLAT
•
HARDNESS DESIGNATION: MEDIUM HARD
•
UNIT TYPE: SCREW-IN
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER2.500 INCHES NOMINAL IN
COLORCREAM
STRIKING FACE SHAPEFLAT
HARDNESS DESIGNATIONMEDIUM HARD
UNIT TYPESCREW-IN
MATERIALPLASTIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
69-176Interchangeable
interchangeable cross-reference
interchangeable
15256Interchangeable
interchangeable cross-reference
interchangeable
85238Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4R425?
4R425 is a FACE,HAMMER,INSERTED.
What parts can replace 4R425?
There are 3 known substitutes for 4R425: 69-176, 15256, 85238. Substitute compatibility should be verified for your specific system.
What is the NSN for 4R425?
4R425 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-400-1153. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026