PartsTable
Technical Data Sheet
NAS521-20-15 ✓ Verified by PartsTable
· PIPE SECTION
WHAT YOU NEED TO KNOW
Schedule = wall thickness, NOT diameter Nominal pipe size != actual OD
Sch 40 and Sch 80 same OD, different wall
PRODUCT OVERVIEW

BRIDGE,CAPACITANCE-INDUCTANCE-RE. Key specifications include material: FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR SINGLE PLY, connection_type: PLAIN BOTH ENDS, inside_diameter: 2.500 INCHES NOMINAL FIRST END IN, style_designator: SLEEVE SECTION, features_provided: OZONE RESISTANT, operating_pressure: 30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-00-287-4834, 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
NAS521-20-15
NSN: 4720-00-287-4834
FSC: 4720
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialFIBERGLASS AND RUBBER CHLOROPRENE CLASS CR SINGLE PLY
connection_typePLAIN BOTH ENDS
inside_diameter2.500 INCHES NOMINAL FIRST END IN
style_designatorSLEEVE SECTION
features_providedOZONE RESISTANT
operating_pressure30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
cross-sectional_shape_styleROUND
measuring_method_and_length120.000 INCHES NOMINAL OVERALL IN
NSN4720-00-287-4834
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — PN: NAS521-20-15 · 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
INSIDE DIAMETER: 2.500 INCHES NOMINAL FIRST END IN
FEATURES PROVIDED: OZONE RESISTANT
CONNECTION TYPE: PLAIN BOTH ENDS
STYLE DESIGNATOR: SLEEVE SECTION
MEASURING METHOD AND LENGTH: 120.000 INCHES NOMINAL OVERALL IN
OPERATING PRESSURE: 30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
MATERIAL: FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR SINGLE PLY
CROSS-SECTIONAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER2.500 INCHES NOMINAL FIRST END IN
FEATURES PROVIDEDOZONE RESISTANT
CONNECTION TYPEPLAIN BOTH ENDS
STYLE DESIGNATORSLEEVE SECTION
MEASURING METHOD AND LENGTH120.000 INCHES NOMINAL OVERALL IN
OPERATING PRESSURE30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
MATERIALFIBERGLASS AND RUBBER CHLOROPRENE CLASS CR SINGLE PLY
CROSS-SECTIONAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
S2329441-16-480Interchangeable
interchangeable cross-reference
interchangeable
S2329441-16Interchangeable
interchangeable cross-reference
interchangeable
B3923A16-8Interchangeable
interchangeable cross-reference
interchangeable
S2329441-6Interchangeable
interchangeable cross-reference
interchangeable
0221-0150-0128Interchangeable
interchangeable cross-reference
interchangeable
S-2329441-6-480Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS521-20-15?
NAS521-20-15 is a BRIDGE,CAPACITANCE-INDUCTANCE-RE.
What parts can replace NAS521-20-15?
There are 24 known substitutes for NAS521-20-15: S2329441-16-480, S2329441-16, B3923A16-8 and 21 more. Substitute compatibility should be verified for your specific system.
Is NAS521-20-15 still available?
NAS521-20-15 is currently cancelled.
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