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44B3721-263A — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

44B3721-263A: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, inside_diameter: 2.656 INCHES NOMINAL IN, flange_thickness: 0.022 INCHES NOMINAL IN, outside_diameter: 5.000 INCHES NOMINAL IN, peripheral_shape_style: ROUND, MULTI HOLES, cross-sectional_shape_style: CIRCULAR RECESS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-118-8181, 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
44B3721-263A
NSN: 5340-01-118-8181
FSC: 5340 — Hardware, Commercial
CAGE: 72957 — ELLIOTT COMPANY DIV JEANNETTE (USA)
SPECIFICATIONS
materialSTEEL
inside_diameter2.656 INCHES NOMINAL IN
flange_thickness0.022 INCHES NOMINAL IN
outside_diameter5.000 INCHES NOMINAL IN
peripheral_shape_styleROUND, MULTI HOLES
cross-sectional_shape_styleCIRCULAR RECESS
NSN5340-01-118-8181
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 44B3721-263A 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
•
FLANGE THICKNESS: 0.022 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR RECESS
•
OUTSIDE DIAMETER: 5.000 INCHES NOMINAL IN
•
INSIDE DIAMETER: 2.656 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.022 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLECIRCULAR RECESS
OUTSIDE DIAMETER5.000 INCHES NOMINAL IN
INSIDE DIAMETER2.656 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
MATERIALSTEEL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
44B3721-18C PIECE 1B3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 44B3721-263A?
44B3721-263A is a COVER,ACCESS.
What parts can replace 44B3721-263A?
There is 1 known substitute for 44B3721-263A: 44B3721-18C PIECE 1B3. Substitute compatibility should be verified for your specific system.
What is the NSN for 44B3721-263A?
44B3721-263A is cataloged in the U.S. Government catalog under NSN 5340-01-118-8181. This indicates validated use in U.S. government and defense supply chains.
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