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SP120-520-01 — GASKET AND PREFORMED PACKING SET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SP120-520-01: GASKET AND PREFORMED PACKING SET.

GASKET AND PREFORMED PACKING SET. Key specifications include document_type: BILL OF MATERIAL, end_item_name: SINGLE PLUNGER 1/2 INCH VALVE IN, document_source: 29709, end_item_source: 29709, component_quantity: 10, end_item_identification: SP120-520-01. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-511-6503, 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
SP120-520-01
NSN: 5330-01-511-6503
FSC: 5330 — Packing and Gasket Materials
CAGE: 11859 — HUNT VALVE COMPANY, INC. (USA)
SPECIFICATIONS
document_typeBILL OF MATERIAL
end_item_nameSINGLE PLUNGER 1/2 INCH VALVE IN
document_source29709
end_item_source29709
component_quantity10
end_item_identificationSP120-520-01
component_document_originINDUSTRIAL
nonsupply_items_and_quantities29709 P723-0009/G U-PACKING 3; 29709 H135-034/G O-RING 1; 29709 H143-020/G 0-RING 4; 29709 P173-036/G GASKET 1; 29709 H134-016/G O-RING 1
part_name_assigned_by_controlling_agencySEAL KIT
NSN5330-01-511-6503
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SP120-520-01 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
•
COMPONENT QUANTITY: 10
•
DOCUMENT TYPE: BILL OF MATERIAL
•
END ITEM SOURCE: 29709
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
END ITEM NAME: SINGLE PLUNGER 1/2 INCH VALVE IN
•
NONSUPPLY ITEMS AND QUANTITIES: 29709 P723-0009/G U-PACKING 3; 29709 H135-034/G O-RING 1; 29709 H143-020/G 0-RING 4; 29709 P173-036/G GASKET 1; 29709 H134-016/G O-RING 1
•
DOCUMENT SOURCE: 29709
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY10
DOCUMENT TYPEBILL OF MATERIAL
END ITEM SOURCE29709
COMPONENT DOCUMENT ORIGININDUSTRIAL
END ITEM NAMESINGLE PLUNGER 1/2 INCH VALVE IN
NONSUPPLY ITEMS AND QUANTITIES29709 P723-0009/G U-PACKING 3; 29709 H135-034/G O-RING 1; 29709 H143-020/G 0-RING 4; 29709 P173-036/G GASKET 1; 29709 H134-016/G O-RING 1
DOCUMENT SOURCE29709
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL KIT
END ITEM IDENTIFICATIONSP120-520-01
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

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 SP120-520-01?
SP120-520-01 is a GASKET AND PREFORMED PACKING SET.
What is the NSN for SP120-520-01?
SP120-520-01 is cataloged in the U.S. Government catalog under NSN 5330-01-511-6503. 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.