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1721-001 — 1721-001

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1721-001: 1721-001.

The 1721-001 is a the manufacturer industrial component. Key specifications include width: 1.000 INCHES NOMINAL IN, length: 7.500 INCHES NOMINAL IN, end_type: BOTH FOLDED LOCATION NOT OTHERWISE SPECIFIED, material: PLASTIC POLYAMIDE NYLON LOCATION NOT OTHERWISE SPECIFIED, fold_type: LOOSE FIRST END, end_item_identification: END ITEM NSN: 5410-01-441-8054 CHEMICAL BIOLOGICAL PROTECTIVE SHELTER (CBPS). This part is cataloged in the U.S.

Government catalog under NSN 5330-01-218-1060, 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
1721-001
NSN: 5330-01-218-1060
NIINs: 012181060, 015371895, 015373809
FSC: 5330 — Packing and Gasket Materials
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
width1.000 INCHES NOMINAL IN
length7.500 INCHES NOMINAL IN
end_typeBOTH FOLDED LOCATION NOT OTHERWISE SPECIFIED
materialPLASTIC POLYAMIDE NYLON LOCATION NOT OTHERWISE SPECIFIED
fold_typeLOOSE FIRST END
end_item_identificationEND ITEM NSN: 5410-01-441-8054 CHEMICAL BIOLOGICAL PROTECTIVE SHELTER (CBPS)
part_name_assigned_by_controlling_agencySTRAP
NSN5330-01-218-1060
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1721-001 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
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 1721-001?
1721-001 is a 1721-001.
What is the NSN for 1721-001?
1721-001 is cataloged in the U.S. Government catalog under NSN 5330-01-218-1060. This indicates validated use in U.S. government and defense supply chains.
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