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177543 — GASKET

✓ Government record, cited
Hama · ORING SEAL
PRODUCT OVERVIEW

177543: GASKET.

The GASKET is a Hama industrial component. Key specifications include material: PAPER OVERALL, end_item_identification: SEA WATER PUMP,NSN 4320-01088-9369 USED ON MODEL VT903-M MAIN DIESEL ENGINE ONBOARD 41 FT. C.G.

VESSELS FT, cross-sectional_thickness: 0.030 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the U.S. Government catalog under NSN 5330-01-060-2987, 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
177543
NSN: 5330-01-060-2987
FSC: 5330 — Packing and Gasket Materials
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialPAPER OVERALL
special_featuresOUTSIDE DIAMETER 4.750 INCHES NOMINAL; ITEM HAS 10 EACH 0.281 INCHE BOLT HOLES UNEQUALLY SPACED ON A 4.250 INCH BOLT CIRCLE IN
end_item_identificationSEA WATER PUMP,NSN 4320-01088-9369 USED ON MODEL VT903-M MAIN DIESEL ENGINE ONBOARD 41 FT. C.G. VESSELS FT
cross-sectional_thickness0.030 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-060-2987
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 177543 MFR: Hama ⚠ 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 THICKNESS: 0.030 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
MATERIAL: PAPER OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.030 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
SPECIAL FEATURESOUTSIDE DIAMETER 4.750 INCHES NOMINAL; ITEM HAS 10 EACH 0.281 INCHE BOLT HOLES UNEQUALLY SPACED ON A 4.250 INCH BOLT CIRCLE IN
END ITEM IDENTIFICATIONSEA WATER PUMP,NSN 4320-01088-9369 USED ON MODEL VT903-M MAIN DIESEL ENGINE ONBOARD 41 FT. C.G. VESSELS FT
MATERIALPAPER 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
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 177543?
177543 is a GASKET manufactured by Hama.
What is the NSN for 177543?
177543 is cataloged in the U.S. Government catalog under NSN 5330-01-060-2987. This indicates validated use in U.S. government and defense supply chains.
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