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Technical Data Sheet
PartsTable / COMPONENT / 81GNN00RR40Y
81GNN00RR40Y ✓ 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 81GNN00RR40Y is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-147-5841, 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
81GNN00RR40Y
NSN: 6685-00-147-5841
FSC: 6685
CAGE: 049X3 — ASHCROFT INC DBA HEISE (USA)
SPECIFICATIONS
Part Number81GNN00RR40Y
NSN6685-00-147-5841
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 81GNN00RR40Y TITLE COMPONENT PN 81GNN00RR40Y MFR 81GNN00RR40Y
KEY FEATURES
•
DIAL DIAMETER: 8.500 INCHES NOMINAL IN
•
INDICATOR CONNECTION METHOD: FLEXIBLE TUBE
•
FLEXIBLE TUBE LENGTH: 480.000 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 316 BULB
•
POINTER/PEN TYPE AND QUANTITY: 1 INDICATING SINGLE AND 1 REFERENCE SINGLE
•
ACTIVE PORTION DIAMETER: 0.975 INCHES NOMINAL IN
•
BULB OVERALL LENGTH: 8.000 INCHES NOMINAL IN
•
ACTIVE PORTION LENGTH: 3.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DIAL DIAMETER8.500 INCHES NOMINAL IN
INDICATOR CONNECTION METHODFLEXIBLE TUBE
FLEXIBLE TUBE LENGTH480.000 INCHES NOMINAL IN
MATERIALSTEEL COMP 316 BULB
POINTER/PEN TYPE AND QUANTITY1 INDICATING SINGLE AND 1 REFERENCE SINGLE
ACTIVE PORTION DIAMETER0.975 INCHES NOMINAL IN
BULB OVERALL LENGTH8.000 INCHES NOMINAL IN
ACTIVE PORTION LENGTH3.500 INCHES NOMINAL IN
STYLE DESIGNATORBULB W/O SOCKET
MATERIALALUMINUM ALLOY BEZEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
M27-400Interchangeable
interchangeable cross-reference
interchangeable
81GNN00RW75YInterchangeable
interchangeable cross-reference
interchangeable
81GK-Y00R-W25YInterchangeable
interchangeable cross-reference
interchangeable
41GH-Y00U-A10YInterchangeable
interchangeable cross-reference
interchangeable
4-1GHR00RA10YInterchangeable
interchangeable cross-reference
interchangeable
85-T8478K-41E-010-450-400-1200FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81GNN00RR40Y?
81GNN00RR40Y is a 81GNN00RR40Y.
What parts can replace 81GNN00RR40Y?
There are 18 known substitutes for 81GNN00RR40Y: M27-400, 81GNN00RW75Y, 81GK-Y00R-W25Y and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 81GNN00RR40Y?
81GNN00RR40Y is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-147-5841. 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