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Technical Data Sheet
521P ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 521P is a the manufacturer industrial component. Key specifications include material: PLASTIC CHLORINATED POLYVINYLCHLORIDE OVERALL, connection_type: UNTHREADED INTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) SECOND END, special_features: 1 INCH PVC,SCHEDULE 80 IN, style_designator: GROOVED AND THREADED EXTERNAL, operating_pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-240-2022, 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
MRO MRO_GENERAL 521P
NSN: 5895-01-240-2022
FSC: 5895
CAGE: 22978 — MEASUREMENT SYSTEMS INC (USA)
SPECIFICATIONS
materialPLASTIC CHLORINATED POLYVINYLCHLORIDE OVERALL
connection_typeUNTHREADED INTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) SECOND END
special_features1 INCH PVC,SCHEDULE 80 IN
style_designatorGROOVED AND THREADED EXTERNAL
operating_pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.000 INCHES SECOND END IN
maximum_operating_temp150.0 FAHRENHEIT SECOND RESPONSE DEGF
nominal_overall_length3.000 INCHES IN
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
thread_series_designatorNPT SECOND END
nominal_pipe_size_accommodated1.000 INCHES FIRST END IN
NSN5895-01-240-2022
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 521P TITLE COMPONENT PN 521P MFR 521P
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESPOWER SOURCE:EXTERNAL;MOUNTING METHOD:STATIONARY
OVERALL LENGTH4.500 INCHES NOMINAL IN
OVERALL WIDTH2.690 INCHES NOMINAL IN
SPECIAL FEATURESPOWER SOURCE:EXTERNAL;MOUNTING METHOD:STATIONARY
OVERALL LENGTH4.500 INCHES NOMINAL IN
OVERALL WIDTH2.690 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
SFR1-53PPK18/36Interchangeable
interchangeable cross-reference
interchangeable
S326-4Interchangeable
interchangeable cross-reference
interchangeable
120-02189Interchangeable
interchangeable cross-reference
interchangeable
120-02189-000Interchangeable
interchangeable cross-reference
interchangeable
13229E0122Interchangeable
interchangeable cross-reference
interchangeable
A&I N3245 ITEM 1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 521P?
521P is a 521P. It is classified as a MRO (MRO_GENERAL).
What parts can replace 521P?
There are 7 known substitutes for 521P: SFR1-53PPK18/36, S326-4, 120-02189 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 521P?
521P is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-240-2022. This indicates validated use in U.S. government and defense supply chains.
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