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Technical Data Sheet
PartsTable / COMPONENT / 1145-5-8B
1145-5-8B ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include angle: 66.0 DEGREES NOMINAL, special_features: SILVER PLATED, peripheral_diameter: 11.485 INCHES MINIMUM AND 11.490 INCHES MAXIMUM IN, center_hole_diameter: 12.369 INCHES MINIMUM AND 12.371 INCHES MAXIMUM IN, cross-sectional_height: 1.054 INCHES MINIMUM AND 1.074 INCHES MAXIMUM IN, cross-sectional_shape_style: CUP. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-038-2502, 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
1145-5-8B
NSN: 5330-01-038-2502
FSC: 5330
CAGE: 85130 — FLOWSERVE CORPORATION DIV FLOWSERVE US INC (USA)
SPECIFICATIONS
angle66.0 DEGREES NOMINAL
special_featuresSILVER PLATED
peripheral_diameter11.485 INCHES MINIMUM AND 11.490 INCHES MAXIMUM IN
center_hole_diameter12.369 INCHES MINIMUM AND 12.371 INCHES MAXIMUM IN
cross-sectional_height1.054 INCHES MINIMUM AND 1.074 INCHES MAXIMUM IN
cross-sectional_shape_styleCUP
NSN5330-01-038-2502
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1145-5-8B 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
•
PERIPHERAL DIAMETER: 11.485 INCHES MINIMUM AND 11.490 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 12.369 INCHES MINIMUM AND 12.371 INCHES MAXIMUM IN
•
ANGLE: 66.0 DEGREES NOMINAL
•
CROSS-SECTIONAL HEIGHT: 1.054 INCHES MINIMUM AND 1.074 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: CUP
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL DIAMETER11.485 INCHES MINIMUM AND 11.490 INCHES MAXIMUM IN
CENTER HOLE DIAMETER12.369 INCHES MINIMUM AND 12.371 INCHES MAXIMUM IN
ANGLE66.0 DEGREES NOMINAL
CROSS-SECTIONAL HEIGHT1.054 INCHES MINIMUM AND 1.074 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLECUP
SPECIAL FEATURESSILVER PLATED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
114558Interchangeable
interchangeable cross-reference
interchangeable
213569Interchangeable
interchangeable cross-reference
interchangeable
V00660-033Interchangeable
interchangeable cross-reference
interchangeable
1145469Interchangeable
interchangeable cross-reference
interchangeable
3904Interchangeable
interchangeable cross-reference
interchangeable
114558-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1145-5-8B?
1145-5-8B is a PACKING,PREFORMED.
What parts can replace 1145-5-8B?
There are 9 known substitutes for 1145-5-8B: 114558, 213569, V00660-033 and 6 more. Substitute compatibility should be verified for your specific system.
Is 1145-5-8B still available?
1145-5-8B is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026