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Technical Data Sheet
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70527-45 — Technical Data Sheet

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— · 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 SEAL,PLAIN is a the manufacturer industrial component. Key specifications include usage_design: 1/4 IN. -2 IN.

TYPE S IN, thermostat_type: BELLOWS, flow_control_device: ANY ACCEPTABLE, opening_temp_rating: 150.0 FAHRENHEIT NOMINAL DEGF, operating_temp_rating: 110.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF, largest_outside_diameter: 4.312 INCHES NOMINAL IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System under NSN 6685-00-778-7154, 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
70527-45
NSN: 6685-00-778-7154
FSC: 6685
CAGE: 75545 — LAWLER MANUFACTURING COMPANY, INC. (USA)
SPECIFICATIONS
usage_design1/4 IN. -2 IN. TYPE S IN
thermostat_typeBELLOWS
flow_control_deviceANY ACCEPTABLE
opening_temp_rating150.0 FAHRENHEIT NOMINAL DEGF
operating_temp_rating110.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF
largest_outside_diameter4.312 INCHES NOMINAL IN
spring_operated_pressure_reliefNOT PROVIDED
NSN6685-00-778-7154
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,PLAIN TITLE COMPONENT PN 70527-45 MFR SEAL,PLAIN
KEY FEATURES
•
LARGEST OUTSIDE DIAMETER: 4.312 INCHES NOMINAL IN
•
THERMOSTAT TYPE: BELLOWS
•
FLOW CONTROL DEVICE: ANY ACCEPTABLE
•
USAGE DESIGN: 1/4 IN. -2 IN. TYPE S IN
•
OPENING TEMP RATING: 150.0 FAHRENHEIT NOMINAL DEGF
•
OPERATING TEMP RATING: 110.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF
•
SPRING OPERATED PRESSURE RELIEF: NOT PROVIDED
TECHNICAL CHARACTERISTICS
LARGEST OUTSIDE DIAMETER4.312 INCHES NOMINAL IN
THERMOSTAT TYPEBELLOWS
FLOW CONTROL DEVICEANY ACCEPTABLE
USAGE DESIGN1/4 IN. -2 IN. TYPE S IN
OPENING TEMP RATING150.0 FAHRENHEIT NOMINAL DEGF
OPERATING TEMP RATING110.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF
SPRING OPERATED PRESSURE RELIEFNOT PROVIDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
70527InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AP46InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A46InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
254InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
527D1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
70527-01InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 70527-45?
70527-45 is a SEAL,PLAIN.
What parts can replace 70527-45?
There are 11 known substitutes for 70527-45: 70527, AP46, A46 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 70527-45?
70527-45 is cataloged in the Federal Logistics Information System under NSN 6685-00-778-7154. This indicates validated use in U.S. government and defense supply chains.
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Last verified: October 2026