PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 81GNN00RR40Y

81GNN00RR40Y — Technical Data Sheet

✓ Verified by PartsTable
ASHCROFT INC DBA HEISE · 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

THERMOMETER,INDICATING,CAPILLARY. Key specifications include MATERIAL: ALUMINUM ALLOY BEZEL, BULB TYPE: PLAIN RIGID, CASE TYPE: SHOCK PROOF, CASE DIAMETER: 10.250 INCHES NOMINAL IN, DIAL DIAMETER: 8.500 INCHES NOMINAL IN, ACTUATING MEDIUM: GAS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System 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
MATERIALALUMINUM ALLOY BEZEL
BULB TYPEPLAIN RIGID
CASE TYPESHOCK PROOF
BULB QUANTITY1
CASE DIAMETER10.250 INCHES NOMINAL IN
DIAL DIAMETER8.500 INCHES NOMINAL IN
ACTUATING MEDIUMGAS
STYLE DESIGNATORBULB W/O SOCKET
BULB OVERALL LENGTH8.000 INCHES NOMINAL IN
FLEXIBLE TUBE LENGTH480.000 INCHES NOMINAL IN
ACTIVE PORTION LENGTH3.500 INCHES NOMINAL IN
SCALE ACCURACY RATING10 DEG ENTIRE RANGE
NSN6685-00-147-5841
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: ASHCROFT INC DBA HEISE THERMOMETER,INDICATING,CAPILLARY TITLE COMPONENT PN 81GNN00RR40Y MFR ASHCROFT INC DBA HEISE THERMOMETER,INDICATING
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
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 19
M27-400InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
81GNN00RW75YInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
81GK-Y00R-W25YInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
41GH-Y00U-A10YInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4-1GHR00RA10YInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
85-T8478K-41E-010-450-400-1200FInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 81GNN00RR40Y?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 81GNN00RR40Y?
81GNN00RR40Y is a THERMOMETER,INDICATING,CAPILLARY manufactured by ASHCROFT INC DBA HEISE.
What parts can replace 81GNN00RR40Y?
There are 19 known substitutes for 81GNN00RR40Y: M27-400, 81GNN00RW75Y, 81GK-Y00R-W25Y and 16 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 under NSN 6685-00-147-5841. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 81GNN00RR40Y

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026