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527D1 ✓ 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 527D1 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 6685-00-740-1194, 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
527D1
NSN: 6685-00-740-1194
FSC: 6685
CAGE: 75545 — LAWLER MANUFACTURING COMPANY, INC. (USA)
SPECIFICATIONS
Part Number527D1
NSN6685-00-740-1194
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 527D1 TITLE COMPONENT PN 527D1 MFR 527D1
KEY FEATURES
•
LARGEST OUTSIDE DIAMETER: 4.312 INCHES NOMINAL IN
•
OPENING TEMP RATING: 115.0 FAHRENHEIT NOMINAL DEGF
•
SPRING OPERATED PRESSURE RELIEF: NOT PROVIDED
•
USAGE DESIGN: 1/4 IN. -2 IN. TYPE S IN
•
FLOW CONTROL DEVICE: ANY ACCEPTABLE
•
THERMOSTAT TYPE: BELLOWS
•
OPERATING TEMP RATING: 75.0 FAHRENHEIT MINIMUM AND 115.0 FAHRENHEIT MAXIMUM DEGF
TECHNICAL CHARACTERISTICS (FLIS)
LARGEST OUTSIDE DIAMETER4.312 INCHES NOMINAL IN
OPENING TEMP RATING115.0 FAHRENHEIT NOMINAL DEGF
SPRING OPERATED PRESSURE RELIEFNOT PROVIDED
USAGE DESIGN1/4 IN. -2 IN. TYPE S IN
FLOW CONTROL DEVICEANY ACCEPTABLE
THERMOSTAT TYPEBELLOWS
OPERATING TEMP RATING75.0 FAHRENHEIT MINIMUM AND 115.0 FAHRENHEIT MAXIMUM DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
70527Interchangeable
interchangeable cross-reference
interchangeable
AP46Interchangeable
interchangeable cross-reference
interchangeable
A46Interchangeable
interchangeable cross-reference
interchangeable
254Interchangeable
interchangeable cross-reference
interchangeable
527D45Interchangeable
interchangeable cross-reference
interchangeable
1464D527D45Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 527D1?
527D1 is a 527D1.
What parts can replace 527D1?
There are 9 known substitutes for 527D1: 70527, AP46, A46 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 527D1?
527D1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-740-1194. 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