PartsTable
Technical Data Sheet
Download PDF

PM4963AP — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PM4963AP: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, special_features: INSIDE DIA. 38.34 MM, OUTSIDE 44.58 MM MM, center_hole_diameter: 1.549 INCHES NOMINAL IN, cross-sectional_height: 0.103 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5331-01-507-0288, 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
PM4963AP
NSN: 5331-01-507-0288
FSC: 5331 — O-ring
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
special_featuresINSIDE DIA. 38.34 MM, OUTSIDE 44.58 MM MM
center_hole_diameter1.549 INCHES NOMINAL IN
cross-sectional_height0.103 INCHES NOMINAL IN
NSN5331-01-507-0288
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PM4963AP 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 HEIGHT: 0.103 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.549 INCHES NOMINAL IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.103 INCHES NOMINAL IN
SPECIAL FEATURESINSIDE DIA. 38.34 MM, OUTSIDE 44.58 MM MM
CENTER HOLE DIAMETER1.549 INCHES NOMINAL IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 1
4963APReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy PM4963AP?
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 PM4963AP?
PM4963AP is a O-RING.
What parts can replace PM4963AP?
There is 1 known substitute for PM4963AP: 4963AP. Substitute compatibility should be verified for your specific system.
What is the NSN for PM4963AP?
PM4963AP is cataloged in the U.S. Government catalog under NSN 5331-01-507-0288. 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 — PM4963AP