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5/49 ✓ 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 5/49 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-084-4783, 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
5/49
NSN: 5330-01-084-4783
FSC: 5330
CAGE: 32862 — SHIPS MACHINERY INTERNATIONAL, INC. (USA)
SPECIFICATIONS
Part Number5/49
NSN5330-01-084-4783
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5/49 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 SHAPE STYLE: FLANGE
•
FLANGED BODY OUTSIDE DIAMETER: 6.500 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM AND COPPER ALLOY CASE
•
CROSS-SECTIONAL HEIGHT: 2.936 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 5.125 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEFLANGE
END ITEM IDENTIFICATIONBOW THRUSTER ONBOARD 378 FT WHEC CLASS COAST GUARD VESSELS FT
FLANGED BODY OUTSIDE DIAMETER6.500 INCHES NOMINAL IN
MATERIALALUMINUM AND COPPER ALLOY CASE
CROSS-SECTIONAL HEIGHT2.936 INCHES NOMINAL IN
PERIPHERAL DIAMETER5.125 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.875 INCHES NOMINAL IN
SPECIAL FEATURESADVL HAS A COMPOSITION INSERT 1 13/32 IN. WIDE X 1/16 IN. THICK LOCATED 1/8 IN. FROM REAR EDGE OF THAT DIA. IN
ANGLE45.0 DEGREES NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
30-157-1Interchangeable
interchangeable cross-reference
interchangeable
1004927Interchangeable
interchangeable cross-reference
interchangeable
FFS86Interchangeable
interchangeable cross-reference
interchangeable
MS16995-51BInterchangeable
interchangeable cross-reference
interchangeable
34372Interchangeable
interchangeable cross-reference
interchangeable
DM8322NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5/49?
5/49 is a 5/49.
What parts can replace 5/49?
There are 11 known substitutes for 5/49: 30-157-1, 1004927, FFS86 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5/49?
5/49 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-084-4783. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026