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2503-2528 — HOSE ASSEMBLY,NONMETALLIC

✓ Government record, cited
— · PIPE SECTION
PRODUCT OVERVIEW

2503-2528: HOSE ASSEMBLY,NONMETALLIC.

The HOSE ASSEMBLY,NONMETALLIC is a the manufacturer industrial component. Key specifications include seat_angle: 37.0 DEGREES FIRST END, temp_rating: -100.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF, thread_class: 2B FIRST END, exterior_color: NATURAL, vacuum_in_torr: 50.8, connection_type: THREADED INTERNAL TUBE FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4720-01-005-0631, 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
2503-2528
NSN: 4720-01-005-0631
FSC: 4720 — Hose and Flexible Tubing
CAGE: 15761 — FOURNIER RUBBER & SUPPLY CO DIV FOURNIER RUBBER & SUPPLY (USA)
SPECIFICATIONS
seat_angle37.0 DEGREES FIRST END
temp_rating-100.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
thread_class2B FIRST END
exterior_colorNATURAL
vacuum_in_torr50.8
connection_typeTHREADED INTERNAL TUBE FIRST END
inside_diameter0.420 INCHES NOMINAL IN
connection_styleSWIVEL NUT FLARE FIRST END
outside_diameter0.540 INCHES NOMINAL IN
special_featuresONE PROTECTIVE GUARD TO SECURE HOSE
thread_directionRIGHT-HAND FIRST END
features_providedELECTROSTATIC DISCHARGE CAPABILITY AND REUSABLE END FITTINGS
NSN4720-01-005-0631
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: 2503-2528 · 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: 16.500 INCHES NOMINAL OVERALL IN
•
TEMP RATING: -100.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MINIMUM INSIDE BENDING RADIUS: 5.250 INCHES IN
•
CONNECTION STYLE: SWIVEL NUT FLARE FIRST END
•
END CONNECTION DESIGN: STRAIGHT FIRST END
•
VACUUM IN TORR: 50.8
•
LAYER COMPOSITION AND LOCATION: 1ST LAYER BRAIDED WIRE AND 2ND LAYER BRAIDED FABRIC AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE
•
CONNECTION TYPE: THREADED INTERNAL TUBE FIRST END
TECHNICAL CHARACTERISTICS
MEASURING METHOD AND LENGTH16.500 INCHES NOMINAL OVERALL IN
TEMP RATING-100.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
MINIMUM INSIDE BENDING RADIUS5.250 INCHES IN
CONNECTION STYLESWIVEL NUT FLARE FIRST END
END CONNECTION DESIGNSTRAIGHT FIRST END
VACUUM IN TORR50.8
LAYER COMPOSITION AND LOCATION1ST LAYER BRAIDED WIRE AND 2ND LAYER BRAIDED FABRIC AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.540 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4720 — Hose and Flexible Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4720-00-000-0080 4720-00-000-0081 4720-00-000-0084 4720-00-000-0724 4720-00-001-0014 4720-00-001-0015 4720-00-001-0023 4720-00-001-0025
SUBSTITUTES & CROSS-REFERENCES 2
A280703-8-16 1-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
CB75-40071-10Reference 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 2503-2528?
2503-2528 is a HOSE ASSEMBLY,NONMETALLIC.
What parts can replace 2503-2528?
There are 2 known substitutes for 2503-2528: A280703-8-16 1-2, CB75-40071-10. Substitute compatibility should be verified for your specific system.
What is the NSN for 2503-2528?
2503-2528 is cataloged in the U.S. Government catalog under NSN 4720-01-005-0631. This indicates validated use in U.S. government and defense supply chains.
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