PartsTable
Technical Data Sheet
Download PDF

20681-10 — COIL,ELECTRICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

20681-10: COIL,ELECTRICAL.

The COIL,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, peripheral_diameter: 3.938 INCHES NOMINAL IN, center_hole_diameter: 2.867 INCHES MINIMUM AND 2.871 INCHES MAXIMUM IN, cross-sectional_height: 0.344 INCHES NOMINAL IN, cross-sectional_thickness: 0.065 INCHES NOMINAL IN, cross-sectional_shape_style: FLANGE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-291-1948, 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
20681-10
NSN: 5330-00-291-1948
NIINs: 002911948, 010736925
FSC: 5330 — Packing and Gasket Materials
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
peripheral_diameter3.938 INCHES NOMINAL IN
center_hole_diameter2.867 INCHES MINIMUM AND 2.871 INCHES MAXIMUM IN
cross-sectional_height0.344 INCHES NOMINAL IN
cross-sectional_thickness0.065 INCHES NOMINAL IN
cross-sectional_shape_styleFLANGE
NSN5330-00-291-1948
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20681-10 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 THICKNESS: 0.065 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.344 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLANGE
•
PERIPHERAL DIAMETER: 3.938 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.867 INCHES MINIMUM AND 2.871 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.065 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.344 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLANGE
PERIPHERAL DIAMETER3.938 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.867 INCHES MINIMUM AND 2.871 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
667362Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 20681-10?
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 20681-10?
20681-10 is a COIL,ELECTRICAL.
What parts can replace 20681-10?
There is 1 known substitute for 20681-10: 667362. Substitute compatibility should be verified for your specific system.
What is the NSN for 20681-10?
20681-10 is cataloged in the U.S. Government catalog under NSN 5330-00-291-1948. 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 — 20681-10

✓ 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.