PartsTable
Technical Data Sheet
2ER974 ✓ 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

HARDWARE KIT,MECHANIC EQUIPMENT. Key specifications include document_type: PARTS LIST, document_source: 18954, document_identification: K23500533, end_item_identification: 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM), component_document_origin: INDUSTRIAL, part_name_assigned_by_controlling_agency: SEAL RING,METAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-678-0944, 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
2ER974
NSN: 5340-00-678-0944
FSC: 5340
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
document_typePARTS LIST
document_source18954
component_quantity9
document_identificationK23500533
end_item_identification2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
component_document_originINDUSTRIAL
component_document_page_number1
part_name_assigned_by_controlling_agencySEAL RING,METAL
NSN5340-00-678-0944
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2ER974 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
DOCUMENT SOURCE: 18954
COMPONENT DOCUMENT PAGE NUMBER: 1
COMPONENT QUANTITY: 9
DOCUMENT IDENTIFICATION: K23500533
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
DOCUMENT TYPE: PARTS LIST
TECHNICAL CHARACTERISTICS (FLIS)
DOCUMENT SOURCE18954
COMPONENT DOCUMENT PAGE NUMBER1
COMPONENT QUANTITY9
DOCUMENT IDENTIFICATIONK23500533
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL RING,METAL
COMPONENT DOCUMENT ORIGININDUSTRIAL
END ITEM IDENTIFICATION2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
DOCUMENT TYPEPARTS LIST
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
S156Interchangeable
interchangeable cross-reference
interchangeable
55536Interchangeable
interchangeable cross-reference
interchangeable
5306-1250Interchangeable
interchangeable cross-reference
interchangeable
5110328Interchangeable
Same NIIN cross-reference
interchangeable
K5110328Interchangeable
Same NIIN cross-reference
interchangeable
K23500533Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2ER974?
2ER974 is a HARDWARE KIT,MECHANIC EQUIPMENT.
What parts can replace 2ER974?
There are 10 known substitutes for 2ER974: S156, 55536, 5306-1250 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2ER974?
2ER974 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-678-0944. This indicates validated use in U.S. government and defense supply chains.
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