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2731872PC43 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2731872PC43: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE AND GRAPHITE SEALING ELEMENT, seal_width: 0.177 INCHES NOMINAL IN, temp_rating: -20.0 FAHRENHEIT AND 550.0 FAHRENHEIT DEGF, construction: SOLID, housing_bore_diameter: 3.500 INCHES NOMINAL IN, accommodated_shaft_diameter: 3.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-596-7650, 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
2731872PC43
NSN: 5330-00-596-7650
FSC: 5330 — Packing and Gasket Materials
CAGE: 92003 — PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE AND GRAPHITE SEALING ELEMENT
seal_width0.177 INCHES NOMINAL IN
temp_rating-20.0 FAHRENHEIT AND 550.0 FAHRENHEIT DEGF
constructionSOLID
housing_bore_diameter3.500 INCHES NOMINAL IN
accommodated_shaft_diameter3.250 INCHES NOMINAL IN
cross-sectional_shape_styleC-SECTION W/ HELICAL SPRING
material_document_and_classificationQQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING
NSN5330-00-596-7650
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2731872PC43 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
TEMP RATING: -20.0 FAHRENHEIT AND 550.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.177 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 3.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING
•
CROSS-SECTIONAL SHAPE STYLE: C-SECTION W/ HELICAL SPRING
•
ACCOMMODATED SHAFT DIAMETER: 3.250 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 302 SPRING
TECHNICAL CHARACTERISTICS
TEMP RATING-20.0 FAHRENHEIT AND 550.0 FAHRENHEIT DEGF
SEAL WIDTH0.177 INCHES NOMINAL IN
HOUSING BORE DIAMETER3.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING
CROSS-SECTIONAL SHAPE STYLEC-SECTION W/ HELICAL SPRING
ACCOMMODATED SHAFT DIAMETER3.250 INCHES NOMINAL IN
MATERIALSTEEL COMP 302 SPRING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE AND GRAPHITE SEALING ELEMENT
CONSTRUCTIONSOLID
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
2791600PC43Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 2731872PC43?
2731872PC43 is a SEAL,PLAIN.
What parts can replace 2731872PC43?
There is 1 known substitute for 2731872PC43: 2791600PC43. Substitute compatibility should be verified for your specific system.
What is the NSN for 2731872PC43?
2731872PC43 is cataloged in the U.S. Government catalog under NSN 5330-00-596-7650. This indicates validated use in U.S. government and defense supply chains.
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