PartsTable
Technical Data Sheet
Download PDF

7D4WW — RUBBER ROUND SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7D4WW: RUBBER ROUND SECTION.

The RUBBER ROUND SECTION is a the manufacturer industrial component. Key specifications include material: RUBBER LOCATION NOT OTHERWISE SPECIFIED, surface_condition: SMOOTH INSIDE AND OUTSIDE PERIPHERY, cross-sectional_shape_style: CIRCULAR, cross_section_outside_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-323-8944, 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
7D4WW
NSN: 5330-01-323-8944
FSC: 5330 — Packing and Gasket Materials
CAGE: 63007 — HAUSER PRODUCTS (USA)
SPECIFICATIONS
materialRUBBER LOCATION NOT OTHERWISE SPECIFIED
surface_conditionSMOOTH INSIDE AND OUTSIDE PERIPHERY
cross-sectional_shape_styleCIRCULAR
cross_section_outside_diameter0.750 INCHES NOMINAL IN
NSN5330-01-323-8944
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7D4WW 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
•
SURFACE CONDITION: SMOOTH INSIDE AND OUTSIDE PERIPHERY
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
CROSS SECTION OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
MATERIAL: RUBBER LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
SURFACE CONDITIONSMOOTH INSIDE AND OUTSIDE PERIPHERY
CROSS-SECTIONAL SHAPE STYLECIRCULAR
CROSS SECTION OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
MATERIALRUBBER LOCATION NOT OTHERWISE SPECIFIED
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
G823547Reference 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 7D4WW?
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 7D4WW?
7D4WW is a RUBBER ROUND SECTION.
What parts can replace 7D4WW?
There is 1 known substitute for 7D4WW: G823547. Substitute compatibility should be verified for your specific system.
What is the NSN for 7D4WW?
7D4WW is cataloged in the U.S. Government catalog under NSN 5330-01-323-8944. 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 — 7D4WW

✓ 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.