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Technical Data Sheet
1K1540P47 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The RING,WIPER is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, ring_style: CONCENTRIC, inside_diameter: 4.639 INCHES MINIMUM AND 4.643 INCHES MAXIMUM IN, outside_diameter: 4.938 INCHES NOMINAL IN, special_features: WEAPON SYSTEM ESSENTIAL, material_thickness: 0.812 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-740-9553, 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
1K1540P47
NSN: 5330-00-740-9553
FSC: 5330
CAGE: 98255 — DRS SUSTAINMENT SYSTEMS INC (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
ring_styleCONCENTRIC
inside_diameter4.639 INCHES MINIMUM AND 4.643 INCHES MAXIMUM IN
outside_diameter4.938 INCHES NOMINAL IN
special_featuresWEAPON SYSTEM ESSENTIAL
material_thickness0.812 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN
fsc_application_dataAXLE ASSEMBLIES,VEHICULAR,NONDRIVING
outer_edge_thickness0.057 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
end_item_identification2320-01-047-8756
cross-sectional_shape_styleOUTSIDE GROOVED, STRAIGHT FACE
criticality_code_justificationFEAT
NSN5330-00-740-9553
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1K1540P47 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
CRITICALITY CODE JUSTIFICATION: FEAT
RING STYLE: CONCENTRIC
MATERIAL THICKNESS: 0.812 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN
OUTER EDGE THICKNESS: 0.057 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
FSC APPLICATION DATA: AXLE ASSEMBLIES,VEHICULAR,NONDRIVING
CROSS-SECTIONAL SHAPE STYLE: OUTSIDE GROOVED, STRAIGHT FACE
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONFEAT
RING STYLECONCENTRIC
MATERIAL THICKNESS0.812 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN
OUTER EDGE THICKNESS0.057 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
FSC APPLICATION DATAAXLE ASSEMBLIES,VEHICULAR,NONDRIVING
CROSS-SECTIONAL SHAPE STYLEOUTSIDE GROOVED, STRAIGHT FACE
END ITEM IDENTIFICATION2320-01-047-8756
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
INSIDE DIAMETER4.639 INCHES MINIMUM AND 4.643 INCHES MAXIMUM IN
MATERIALUNABLE TO DECODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
G374921PC57Interchangeable
interchangeable cross-reference
interchangeable
D8425PC33Interchangeable
interchangeable cross-reference
interchangeable
D7974PC36Interchangeable
interchangeable cross-reference
interchangeable
673Interchangeable
interchangeable cross-reference
interchangeable
7082856Interchangeable
interchangeable cross-reference
interchangeable
456-7731Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1K1540P47?
1K1540P47 is a RING,WIPER.
What parts can replace 1K1540P47?
There are 25 known substitutes for 1K1540P47: G374921PC57, D8425PC33, D7974PC36 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1K1540P47?
1K1540P47 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-740-9553. This indicates validated use in U.S. government and defense supply chains.
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