PartsTable
Technical Data Sheet
Download PDF

744E7MRL-161-5704 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

744E7MRL-161-5704: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING, inside_diameter: 8.993 INCHES NOMINAL IN, outside_diameter: 9.268 INCHES NOMINAL IN, end_item_identification: B52 AIRCRAFT, cross-sectional_shape_style: SPECIAL BOTTOM RING, part_name_assigned_by_controlling_agency: AGTL RING SEALASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-534-4497, 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
744E7MRL-161-5704
NSN: 5330-01-534-4497
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
inside_diameter8.993 INCHES NOMINAL IN
outside_diameter9.268 INCHES NOMINAL IN
end_item_identificationB52 AIRCRAFT
cross-sectional_shape_styleSPECIAL BOTTOM RING
part_name_assigned_by_controlling_agencyAGTL RING SEALASSEMBLY
NSN5330-01-534-4497
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 744E7MRL-161-5704 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
•
OUTSIDE DIAMETER: 9.268 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL BOTTOM RING
•
INSIDE DIAMETER: 8.993 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER9.268 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL BOTTOM RING
INSIDE DIAMETER8.993 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYAGTL RING SEALASSEMBLY
END ITEM IDENTIFICATIONB52 AIRCRAFT
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
MATERIALRUBBER BUTADIENE NITRILE PACKING
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
Shelf-life managedNo demilitarization required
Ready to buy 744E7MRL-161-5704?
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 744E7MRL-161-5704?
744E7MRL-161-5704 is a PACKING ASSEMBLY.
What is the NSN for 744E7MRL-161-5704?
744E7MRL-161-5704 is cataloged in the U.S. Government catalog under NSN 5330-01-534-4497. 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 — 744E7MRL-161-5704

✓ 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.