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177980LLUP — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

177980LLUP: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include housing_bore_diameter: 40.000 INCHES NOMINAL IN, accommodated_shaft_diameter: 38.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-026-5115, 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
177980LLUP
NSN: 5330-01-026-5115
FSC: 5330 — Packing and Gasket Materials
CAGE: 75165 — JOHNS MANVILLE INTL (USA)
SPECIFICATIONS
housing_bore_diameter40.000 INCHES NOMINAL IN
accommodated_shaft_diameter38.500 INCHES NOMINAL IN
NSN5330-01-026-5115
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 177980LLUP 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
•
HOUSING BORE DIAMETER: 40.000 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 38.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HOUSING BORE DIAMETER40.000 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER38.500 INCHES NOMINAL IN
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 2
17798H1L5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
17798OLLUPReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 177980LLUP?
177980LLUP is a SEAL,PLAIN.
What parts can replace 177980LLUP?
There are 2 known substitutes for 177980LLUP: 17798H1L5, 17798OLLUP. Substitute compatibility should be verified for your specific system.
What is the NSN for 177980LLUP?
177980LLUP is cataloged in the U.S. Government catalog under NSN 5330-01-026-5115. 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.