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Technical Data Sheet
PartsTable / COMPONENT / 99138231
99138231 ✓ 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 DISK,TOP is a the manufacturer industrial component. Key specifications include material: STEEL, body_style: CHAMFERED ENDS, body_width: 2.010 INCHES NOMINAL IN, bore_style: INSIDE CHAMFER STRAIGHT-THRU BORE, duty_cycle: CONTINUOUS, body_height: 3.920 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4330-00-948-3358, 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
99138231
NSN: 4330-00-948-3358
FSC: 4330
CAGE: 71871 — ALFA LAVAL INC (USA)
SPECIFICATIONS
materialSTEEL
body_styleCHAMFERED ENDS
body_width2.010 INCHES NOMINAL IN
bore_styleINSIDE CHAMFER STRAIGHT-THRU BORE
duty_cycleCONTINUOUS
body_height3.920 INCHES NOMINAL IN
body_length9.370 INCHES MINIMUM AND 11.850 INCHES MAXIMUM IN
current_typeDC
bore_diameter0.4375 INCHES NOMINAL IN
hole_diameter0.1870 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
overall_width0.500 INCHES NOMINAL IN
stroke_length2.480 INCHES NOMINAL IN
NSN4330-00-948-3358
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DISK,TOP TITLE COMPONENT PN 99138231 MFR DISK,TOP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
3823-1Interchangeable
interchangeable cross-reference
interchangeable
2874270-1Interchangeable
interchangeable cross-reference
interchangeable
T505004601Interchangeable
interchangeable cross-reference
interchangeable
38230Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99138231?
99138231 is a DISK,TOP.
What parts can replace 99138231?
There are 4 known substitutes for 99138231: 3823-1, 2874270-1, T505004601 and 1 more. Substitute compatibility should be verified for your specific system.
Is 99138231 still available?
99138231 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