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115657001PC18 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

115657001PC18: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, special_features: 0.108 IN. DEEP BY 0.190 IN.

WIDE GROOVE ON 6.250 IN. DIA CIRCLE ON ONE SIDE IN, inner_groove_depth: 0.373 INCHES NOMINAL IN, inner_groove_width: 0.418 INCHES NOMINAL IN, peripheral_diameter: 7.125 INCHES NOMINAL IN, center_hole_diameter: 5.504 INCHES MINIMUM AND 5.506 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-004-6761, 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
115657001PC18
NSN: 5330-01-004-6761
FSC: 5330 — Packing and Gasket Materials
CAGE: 07309 — BIRD-JOHNSON PROPELLER COMPANY, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
special_features0.108 IN. DEEP BY 0.190 IN. WIDE GROOVE ON 6.250 IN. DIA CIRCLE ON ONE SIDE IN
inner_groove_depth0.373 INCHES NOMINAL IN
inner_groove_width0.418 INCHES NOMINAL IN
peripheral_diameter7.125 INCHES NOMINAL IN
center_hole_diameter5.504 INCHES MINIMUM AND 5.506 INCHES MAXIMUM IN
cross-sectional_height0.998 INCHES NOMINAL IN
NSN5330-01-004-6761
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 115657001PC18 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
•
CROSS-SECTIONAL HEIGHT: 0.998 INCHES NOMINAL IN
•
INNER GROOVE DEPTH: 0.373 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 7.125 INCHES NOMINAL IN
•
INNER GROOVE WIDTH: 0.418 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 5.504 INCHES MINIMUM AND 5.506 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.998 INCHES NOMINAL IN
INNER GROOVE DEPTH0.373 INCHES NOMINAL IN
PERIPHERAL DIAMETER7.125 INCHES NOMINAL IN
INNER GROOVE WIDTH0.418 INCHES NOMINAL IN
SPECIAL FEATURES0.108 IN. DEEP BY 0.190 IN. WIDE GROOVE ON 6.250 IN. DIA CIRCLE ON ONE SIDE IN
CENTER HOLE DIAMETER5.504 INCHES MINIMUM AND 5.506 INCHES MAXIMUM IN
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 115657001PC18?
115657001PC18 is a RETAINER,PACKING.
What is the NSN for 115657001PC18?
115657001PC18 is cataloged in the U.S. Government catalog under NSN 5330-01-004-6761. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.