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405006 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

405006: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM OVERALL, seal_width: 0.310 INCHES NOMINAL IN, construction: ONE-PIECE, special_features: SPEEDI-SLEEVE,BORE-TITE ON THE O.D., housing_bore_diameter: 20.675 INCHES NOMINAL IN, end_item_identification: OE-138A/SPN-4 A. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-535-0858, 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
405006
NSN: 5330-01-535-0858
NIINs: 015350858, 016797123
FSC: 5330 — Packing and Gasket Materials
CAGE: 3LWR9 — SKF USA INC DIV VSM (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM OVERALL
seal_width0.310 INCHES NOMINAL IN
constructionONE-PIECE
special_featuresSPEEDI-SLEEVE,BORE-TITE ON THE O.D.
housing_bore_diameter20.675 INCHES NOMINAL IN
end_item_identificationOE-138A/SPN-4 A
accommodated_shaft_diameter19.875 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-01-535-0858
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 405006 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
•
SEAL WIDTH: 0.310 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 20.675 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
ACCOMMODATED SHAFT DIAMETER: 19.875 INCHES NOMINAL IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM OVERALL
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.310 INCHES NOMINAL IN
HOUSING BORE DIAMETER20.675 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
SPECIAL FEATURESSPEEDI-SLEEVE,BORE-TITE ON THE O.D.
ACCOMMODATED SHAFT DIAMETER19.875 INCHES NOMINAL IN
END ITEM IDENTIFICATIONOE-138A/SPN-4 A
MATERIALRUBBER FLUOROCARBON CLASS FPM OVERALL
CONSTRUCTIONONE-PIECE
SUBSTITUTES & CROSS-REFERENCES 2
V500LReference document
Same NSN cross-reference
Reference document — Secondary reference
00085311884488Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 405006?
405006 is a SEAL,PLAIN.
What parts can replace 405006?
There are 2 known substitutes for 405006: V500L, 00085311884488. Substitute compatibility should be verified for your specific system.
What is the NSN for 405006?
405006 is cataloged in the U.S. Government catalog under NSN 5330-01-535-0858. 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.