PartsTable
Technical Data Sheet
Download PDF

105749R5 — SEAL RING,METAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

105749R5: SEAL RING,METAL.

The SEAL RING,METAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, ring_style: CONTRACTING CONCENTRIC, joint_style: STEP JOINT, overall_width: 0.1390 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN, inside_diameter: 5.422 INCHES NOMINAL IN, surface_treatment: SILVER OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-618-4525, 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
105749R5
NSN: 5330-00-618-4525
FSC: 5330 — Packing and Gasket Materials
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
ring_styleCONTRACTING CONCENTRIC
joint_styleSTEP JOINT
overall_width0.1390 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN
inside_diameter5.422 INCHES NOMINAL IN
surface_treatmentSILVER OVERALL
radial_wall_thickness0.2000 INCHES NOMINAL IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
material_document_and_classificationAMS 7320B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-618-4525
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 105749R5 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7320B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: STEP JOINT
•
INSIDE DIAMETER: 5.422 INCHES NOMINAL IN
•
RADIAL WALL THICKNESS: 0.2000 INCHES NOMINAL IN
•
RING STYLE: CONTRACTING CONCENTRIC
•
SURFACE TREATMENT: SILVER OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.1390 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7320B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLESTEP JOINT
INSIDE DIAMETER5.422 INCHES NOMINAL IN
RADIAL WALL THICKNESS0.2000 INCHES NOMINAL IN
RING STYLECONTRACTING CONCENTRIC
SURFACE TREATMENTSILVER OVERALL
MATERIALCOPPER ALLOY 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
No demilitarization required
Ready to buy 105749R5?
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 105749R5?
105749R5 is a SEAL RING,METAL.
What is the NSN for 105749R5?
105749R5 is cataloged in the U.S. Government catalog under NSN 5330-00-618-4525. 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 — 105749R5

✓ 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.