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FT-448 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

FT-448: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, POLYETHYLENE (PP), design_type: FRICTION, overall_diameter: 1.210 INCHES NOMINAL IN, inside_diameter_length: 0.890 INCHES NOMINAL IN, tube_outside_diameter_for_which_designed: 1.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-183-7043, 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
FT-448
NSN: 5340-01-183-7043
FSC: 5340 — Hardware, Commercial
CAGE: 23540 — NIAGARA PLASTICS L.L.C. (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
design_typeFRICTION
overall_diameter1.210 INCHES NOMINAL IN
inside_diameter_length0.890 INCHES NOMINAL IN
tube_outside_diameter_for_which_designed1.062 INCHES NOMINAL IN
NSN5340-01-183-7043
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FT-448 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
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 1.210 INCHES NOMINAL IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.062 INCHES NOMINAL IN
•
MATERIAL: PLASTIC, POLYETHYLENE (PP)
•
INSIDE DIAMETER LENGTH: 0.890 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER1.210 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.062 INCHES NOMINAL IN
MATERIALPLASTIC, POLYETHYLENE (PP)
INSIDE DIAMETER LENGTH0.890 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
064793-2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
10112902Reference document
Same NSN cross-reference
Reference document — Informative reference only
DCP-170Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
RC17Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FT-448?
FT-448 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace FT-448?
There are 4 known substitutes for FT-448: 064793-2, 10112902, DCP-170 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FT-448?
FT-448 is cataloged in the U.S. Government catalog under NSN 5340-01-183-7043. 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.