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PartsTable / COMPONENT / 8991184-2
8991184-2 ✓ 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 COUPLING,SHAFT,RIGID is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT BOTH ENDS, bore_length: 0.5000 INCHES NOMINAL BOTH ENDS IN, body_material: STEEL CORROSION RESISTING, bore_diameter: 0.1870 INCHES NOMINAL BOTH ENDS IN, overall_length: 0.500 INCHES NOMINAL IN, overall_diameter: 0.375 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-826-8527, 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
8991184-2
NSN: 3010-00-826-8527
FSC: 3010
CAGE: 49671 — LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV LOCKHEED MARTIN (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT BOTH ENDS
bore_length0.5000 INCHES NOMINAL BOTH ENDS IN
body_materialSTEEL CORROSION RESISTING
bore_diameter0.1870 INCHES NOMINAL BOTH ENDS IN
overall_length0.500 INCHES NOMINAL IN
overall_diameter0.375 INCHES NOMINAL IN
special_featuresFURNISHED ITEMS: 2 SLOTTED HEAD SETSCREWS
style_designatorPLAIN SLEEVE
surface_treatmentPASSIVATE
thread_size_designator4 (0.112 IN. + -40) IN
threaded_hole_quantity2
NSN3010-00-826-8527
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,RIGID TITLE COMPONENT PN 8991184-2 MFR COUPLING,SHAFT,RIGID
KEY FEATURES
•
BORE SHAPE: STRAIGHT BOTH ENDS
•
STYLE DESIGNATOR: PLAIN SLEEVE
•
THREAD SIZE DESIGNATOR: 4 (0.112 IN. + -40) IN
•
BODY MATERIAL: STEEL CORROSION RESISTING
•
SURFACE TREATMENT: PASSIVATE
•
BORE LENGTH: 0.5000 INCHES NOMINAL BOTH ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT BOTH ENDS
STYLE DESIGNATORPLAIN SLEEVE
THREAD SIZE DESIGNATOR4 (0.112 IN. + -40) IN
BODY MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURESFURNISHED ITEMS: 2 SLOTTED HEAD SETSCREWS
SURFACE TREATMENTPASSIVATE
BORE LENGTH0.5000 INCHES NOMINAL BOTH ENDS IN
OVERALL LENGTH0.500 INCHES NOMINAL IN
OVERALL DIAMETER0.375 INCHES NOMINAL IN
THREADED HOLE QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
353407-1Interchangeable
interchangeable cross-reference
interchangeable
503878REVAInterchangeable
interchangeable cross-reference
interchangeable
503878Interchangeable
interchangeable cross-reference
interchangeable
14P9Interchangeable
interchangeable cross-reference
interchangeable
16123Interchangeable
interchangeable cross-reference
interchangeable
3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8991184-2?
8991184-2 is a COUPLING,SHAFT,RIGID.
What parts can replace 8991184-2?
There are 18 known substitutes for 8991184-2: 353407-1, 503878REVA, 503878 and 15 more. Substitute compatibility should be verified for your specific system.
Is 8991184-2 still available?
8991184-2 is currently cancelled.
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Last verified: July 2026