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Technical Data Sheet
579R213H01 ✓ 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 PAD,CUSHIONING is a the manufacturer industrial component. Key specifications include diameter: 5.420 INCHES NOMINAL IN, material: RUBBER BUTADIENE-STYRENE CLASS SBR CUSHIONING, thickness: 0.440 INCHES NOMINAL IN, fsc_application_data: ANTENNA-RECEIVER TRANSMITTER GROUP,MISSILE TRACKING, material_document_and_classification: MIL-G-1149, TYPE 1, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-052-7953, 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
579R213H01
NSN: 5340-00-052-7953
FSC: 5340
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
diameter5.420 INCHES NOMINAL IN
materialRUBBER BUTADIENE-STYRENE CLASS SBR CUSHIONING
thickness0.440 INCHES NOMINAL IN
fsc_application_dataANTENNA-RECEIVER TRANSMITTER GROUP,MISSILE TRACKING
material_document_and_classificationMIL-G-1149, TYPE 1, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING
NSN5340-00-052-7953
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 579R213H01 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
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-1149, TYPE 1, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING
MATERIAL: RUBBER BUTADIENE-STYRENE CLASS SBR CUSHIONING
FSC APPLICATION DATA: ANTENNA-RECEIVER TRANSMITTER GROUP,MISSILE TRACKING
THICKNESS: 0.440 INCHES NOMINAL IN
DIAMETER: 5.420 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-1149, TYPE 1, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR CUSHIONING
FSC APPLICATION DATAANTENNA-RECEIVER TRANSMITTER GROUP,MISSILE TRACKING
THICKNESS0.440 INCHES NOMINAL IN
DIAMETER5.420 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
013-969Interchangeable
interchangeable cross-reference
interchangeable
101-135Interchangeable
interchangeable cross-reference
interchangeable
MR831Interchangeable
interchangeable cross-reference
interchangeable
35224A14Interchangeable
interchangeable cross-reference
interchangeable
100-996Interchangeable
interchangeable cross-reference
interchangeable
008064-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 579R213H01?
579R213H01 is a PAD,CUSHIONING.
What parts can replace 579R213H01?
There are 10 known substitutes for 579R213H01: 013-969, 101-135, MR831 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 579R213H01?
579R213H01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-052-7953. This indicates validated use in U.S. government and defense supply chains.
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