PartsTable
Technical Data Sheet
Download PDF

721-7070233-5 — RETAINER,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

721-7070233-5: RETAINER,SEAL.

The RETAINER,SEAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 0.738 INCHES NOMINAL IN, aperture_diameter: 28.971 INCHES NOMINAL IN, fsc_application_data: MISSILE TUBE MUZZLE HATCH COVER, body_outside_diameter: 30.635 INCHES NOMINAL IN, end_item_identification: NSSN CLASS SUBMARINE. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-485-2208, 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
721-7070233-5
NSN: 5330-01-485-2208
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.738 INCHES NOMINAL IN
aperture_diameter28.971 INCHES NOMINAL IN
fsc_application_dataMISSILE TUBE MUZZLE HATCH COVER
body_outside_diameter30.635 INCHES NOMINAL IN
end_item_identificationNSSN CLASS SUBMARINE
NSN5330-01-485-2208
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 721-7070233-5 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
•
FSC APPLICATION DATA: MISSILE TUBE MUZZLE HATCH COVER
•
BODY OUTSIDE DIAMETER: 30.635 INCHES NOMINAL IN
•
APERTURE DIAMETER: 28.971 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.738 INCHES NOMINAL IN
FSC APPLICATION DATAMISSILE TUBE MUZZLE HATCH COVER
BODY OUTSIDE DIAMETER30.635 INCHES NOMINAL IN
APERTURE DIAMETER28.971 INCHES NOMINAL IN
END ITEM IDENTIFICATIONNSSN CLASS SUBMARINE
MATERIALSTEEL OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 721-7070233-5?
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 721-7070233-5?
721-7070233-5 is a RETAINER,SEAL.
What is the NSN for 721-7070233-5?
721-7070233-5 is cataloged in the U.S. Government catalog under NSN 5330-01-485-2208. 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 — 721-7070233-5

✓ 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.