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PRODUCT OVERVIEW
The M25666/6 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 1660-00-899-8380, 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
M25666/6
NSN:1660-00-899-8380 FSC:1660 CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part Number
M25666/6
NSN
1660-00-899-8380
COMPONENT DIAGRAM
KEY FEATURES
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NONDEFINITIVE SPEC/STD DATA: GCU-20/A TYPE
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: 300 PSI,OPERATING PRESSURE; AMBIENT AIR METHOD OF OXYGEN WARMING; 400 L PER MIN,OUTPUT CAPACITY; W/PRESSURE CLOSING VALVE; 2 RELIEF VALVES,W/CHECK VALVE; W/O PRESSURE GAGE; W/CAPACITANCE GAGING ELEMENT; BASE MTG; O/A DIM.,23.500 IN. LG,23.500 IN. W,24.000 IN. DEEP; W/O SPARE PARTS IN
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REFERENCE DATA AND LITERATURE: T.O. 15X2-7-2-4
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATA
GCU-20/A TYPE
GENERAL CHARACTERISTICS ITEM DESCRIPTION
300 PSI,OPERATING PRESSURE; AMBIENT AIR METHOD OF OXYGEN WARMING; 400 L PER MIN,OUTPUT CAPACITY; W/PRESSURE CLOSING VALVE; 2 RELIEF VALVES,W/CHECK VALVE; W/O PRESSURE GAGE; W/CAPACITANCE GAGING ELEMENT; BASE MTG; O/A DIM.,23.500 IN. LG,23.500 IN. W,24.000 IN. DEEP; W/O SPARE PARTS IN
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FREQUENTLY ASKED QUESTIONS
What is M25666/6?
M25666/6 is a M25666/6.
What parts can replace M25666/6?
There are 5 known substitutes for M25666/6: GCU20/A, 10C-0012-75, MIL-C-27652 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M25666/6?
M25666/6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-899-8380. This indicates validated use in U.S. government and defense supply chains.
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