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K678756 — HOSE ASSEMBLY,NONMETALLIC

✓ Government record, cited
— · PIPE SECTION
PRODUCT OVERVIEW

K678756: HOSE ASSEMBLY,NONMETALLIC.

The HOSE ASSEMBLY,NONMETALLIC is a the manufacturer industrial component. Key specifications include flow_angle: 45.0 DEGREES SECOND END, seat_angle: 37.0 DEGREES FIRST END, temp_rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF, thread_class: 3B FIRST END, vacuum_in_torr: 28.0, connection_type: THREADED INTERNAL TUBE FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4720-01-217-9953, 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
K678756
NSN: 4720-01-217-9953
NIINs: 012179953, 012485162
FSC: 4720 — Hose and Flexible Tubing
CAGE: 84955 — KAMAN AEROSPACE CORPORATION DBA AIR VEHICLES & MRO DIVISION (USA)
SPECIFICATIONS
flow_angle45.0 DEGREES SECOND END
seat_angle37.0 DEGREES FIRST END
temp_rating-65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
thread_class3B FIRST END
vacuum_in_torr28.0
connection_typeTHREADED INTERNAL TUBE FIRST END
inside_diameter0.188 INCHES NOMINAL IN
connection_styleSWIVEL NUT FLARE FIRST END
outside_diameter0.343 INCHES NOMINAL IN
thread_directionRIGHT-HAND FIRST END
features_providedELECTROSTATIC DISCHARGE CAPABILITY
operating_pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
NSN4720-01-217-9953
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: K678756 · OEM ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MEASURING METHOD AND LENGTH: 10.875 INCHES NOMINAL WORKING IN
•
TEMP RATING: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MINIMUM INSIDE BENDING RADIUS: 2.000 INCHES IN
•
CONNECTION STYLE: SWIVEL NUT FLARE FIRST END
•
END CONNECTION DESIGN: STRAIGHT FIRST END
•
LAYER COMPOSITION AND LOCATION: OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
•
CONNECTION TYPE: THREADED INTERNAL TUBE FIRST END
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
MEASURING METHOD AND LENGTH10.875 INCHES NOMINAL WORKING IN
TEMP RATING-65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
MINIMUM INSIDE BENDING RADIUS2.000 INCHES IN
CONNECTION STYLESWIVEL NUT FLARE FIRST END
END CONNECTION DESIGNSTRAIGHT FIRST END
LAYER COMPOSITION AND LOCATIONOUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.343 INCHES NOMINAL IN
OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
SUBSTITUTES & CROSS-REFERENCES 4
MS8005E107ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
K678756-55Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-DTL-25579Reference document
Same NSN cross-reference
Reference document — Identification reference
AE3660000E0107Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is K678756?
K678756 is a HOSE ASSEMBLY,NONMETALLIC.
What parts can replace K678756?
There are 4 known substitutes for K678756: MS8005E107A, K678756-55, MIL-DTL-25579 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K678756?
K678756 is cataloged in the U.S. Government catalog under NSN 4720-01-217-9953. This indicates validated use in U.S. government and defense supply chains.
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