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Technical Data Sheet
281P ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The STRAINER ELEMENT,SEDIMENT is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYPROPYLENE, special_features: USED IN PULSAFEEDER, SERIES 100 PUMPS/STRAINERS, style_designator: ROUND (BASICALLY FLAT), filtering_media_design: MESH, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-177-3027, 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
281P
NSN: 4320-00-177-3027
FSC: 4320
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialPLASTIC POLYPROPYLENE
special_featuresUSED IN PULSAFEEDER, SERIES 100 PUMPS/STRAINERS
style_designatorROUND (BASICALLY FLAT)
filtering_media_designMESH
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
NSN4320-00-177-3027
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available STRAINER ELEMENT,SEDIMENT TITLE COMPONENT PN 281P MFR STRAINER ELEMENT,SEDIM
KEY FEATURES
LEFT END BODY DIAMETER: 2.8750 INCHES NOMINAL IN
SLOT WIDTH: 0.2500 INCHES NOMINAL FIRST IN
BODY INSIDE DIAMETER: 2.2500 INCHES NOMINAL IN
FLANGE OUTSIDE DIAMETER: 3.7500 INCHES NOMINAL IN
MATERIAL: NICKEL ALLOY AND COPPER ALLOY AND ALUMINUM ALLOY OVERALL
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 1 SLOT
FLANGE WIDTH: 0.6875 INCHES NOMINAL IN
FEATURES PROVIDED: CASEHARDENED
TECHNICAL CHARACTERISTICS (FLIS)
LEFT END BODY DIAMETER2.8750 INCHES NOMINAL IN
SLOT WIDTH0.2500 INCHES NOMINAL FIRST IN
BODY INSIDE DIAMETER2.2500 INCHES NOMINAL IN
FLANGE OUTSIDE DIAMETER3.7500 INCHES NOMINAL IN
MATERIALNICKEL ALLOY AND COPPER ALLOY AND ALUMINUM ALLOY OVERALL
ANTIROTATION/LUBRICATION TYPE AND QUANTITY1 SLOT
FLANGE WIDTH0.6875 INCHES NOMINAL IN
FEATURES PROVIDEDCASEHARDENED
OVERALL LENGTH5.1250 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
DD445-S4700-391Interchangeable
interchangeable cross-reference
interchangeable
SL5047PC74Interchangeable
interchangeable cross-reference
interchangeable
255047-2Interchangeable
interchangeable cross-reference
interchangeable
105-0608-001Interchangeable
interchangeable cross-reference
interchangeable
209B1119Interchangeable
interchangeable cross-reference
interchangeable
SL5047PC78Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 281P?
281P is a STRAINER ELEMENT,SEDIMENT.
What parts can replace 281P?
There are 18 known substitutes for 281P: DD445-S4700-391, SL5047PC74, 255047-2 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 281P?
281P is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-177-3027. This indicates validated use in U.S. government and defense supply chains.
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