PartsTable
Technical Data Sheet
Download PDF

6641188FN A31 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6641188FN A31: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include construction: ONE-PIECE, special_features: MATERIAL: MOLYTHANE OVERALL, accommodated_shaft_diameter: 2.500 INCHES NOMINAL IN, cross-sectional_shape_style: SINGLE LIP. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-391-9702, 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
6641188FN A31
NSN: 5330-01-391-9702
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
constructionONE-PIECE
special_featuresMATERIAL: MOLYTHANE OVERALL
accommodated_shaft_diameter2.500 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-01-391-9702
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6641188FN A31 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
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
ACCOMMODATED SHAFT DIAMETER: 2.500 INCHES NOMINAL IN
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
SPECIAL FEATURESMATERIAL: MOLYTHANE OVERALL
ACCOMMODATED SHAFT DIAMETER2.500 INCHES NOMINAL IN
CONSTRUCTIONONE-PIECE
SUBSTITUTES & CROSS-REFERENCES 4
461518702500-375BReference document
Same NSN cross-reference
Reference document — Secondary reference
ESCL-333DBReference document
Same NSN cross-reference
Reference document — Secondary reference
801-6641188FNA31Reference document
Same NSN cross-reference
Reference document — Secondary reference
6641188FN B31Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
Ready to buy 6641188FN A31?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 6641188FN A31?
6641188FN A31 is a SEAL,PLAIN.
What parts can replace 6641188FN A31?
There are 4 known substitutes for 6641188FN A31: 461518702500-375B, ESCL-333DB, 801-6641188FNA31 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6641188FN A31?
6641188FN A31 is cataloged in the U.S. Government catalog under NSN 5330-01-391-9702. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 6641188FN A31