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368498 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

368498: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: GRAPHITE OVERALL, style_designator: CYLINDRICAL, fsc_application_data: 2 INCH CLASS 1500 WCB, FLG, SD-1000 DIAPHRAGM IN, end_item_identification: MAIN FEED PUMP RECIRCULATION VALVE SERIAL NUMBER: 0310-91562-1-1 THRU 1-6, part_name_assigned_by_controlling_agency: PACKING .75 STM,50-1200,5R. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-525-0777, 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
368498
NSN: 5330-01-525-0777
NIINs: 015250777, 015617975
FSC: 5330 — Packing and Gasket Materials
CAGE: 97370 — SPX FLOW US, LLC DBA SPX VALVES & CONTROLS (USA)
SPECIFICATIONS
materialGRAPHITE OVERALL
style_designatorCYLINDRICAL
fsc_application_data2 INCH CLASS 1500 WCB, FLG, SD-1000 DIAPHRAGM IN
end_item_identificationMAIN FEED PUMP RECIRCULATION VALVE SERIAL NUMBER: 0310-91562-1-1 THRU 1-6
part_name_assigned_by_controlling_agencyPACKING .75 STM,50-1200,5R
NSN5330-01-525-0777
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 368498 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
•
FSC APPLICATION DATA: 2 INCH CLASS 1500 WCB, FLG, SD-1000 DIAPHRAGM IN
•
MATERIAL: GRAPHITE OVERALL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATA2 INCH CLASS 1500 WCB, FLG, SD-1000 DIAPHRAGM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING .75 STM,50-1200,5R
END ITEM IDENTIFICATIONMAIN FEED PUMP RECIRCULATION VALVE SERIAL NUMBER: 0310-91562-1-1 THRU 1-6
MATERIALGRAPHITE OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 368498?
368498 is a SPRING,HELICAL,COMPRESSION.
What is the NSN for 368498?
368498 is cataloged in the U.S. Government catalog under NSN 5330-01-525-0777. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.