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52B6176-1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

52B6176-1: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, hardness_rating: 85.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL, outside_diameter: 1.970 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.690 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN, cross-sectional_thickness: 0.031 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-187-6130, 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
52B6176-1
NSN: 5330-01-187-6130
FSC: 5330 — Packing and Gasket Materials
CAGE: 21439 — CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC DBA ENGINEERED ARRESTING SYSTEMS - ESCO DIV CW FLOW CONTROL SVC LLC DBA (USA)
SPECIFICATIONS
materialIRON OVERALL
hardness_rating85.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
outside_diameter1.970 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.690 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
cross-sectional_thickness0.031 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
cross-sectional_shape_styleRECTANGULAR METAL
NSN5330-01-187-6130
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 52B6176-1 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 THICKNESS: 0.031 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
•
HARDNESS RATING: 85.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR METAL
•
OUTSIDE DIAMETER: 1.970 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.690 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
HARDNESS RATING85.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
OUTSIDE DIAMETER1.970 INCHES NOMINAL IN
APERTURE DIAMETER1.690 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
MATERIALIRON OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
5330PL0813038Reference document
Same NSN cross-reference
Reference document — Informative reference only
303172Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 52B6176-1?
52B6176-1 is a GASKET.
What parts can replace 52B6176-1?
There are 2 known substitutes for 52B6176-1: 5330PL0813038, 303172. Substitute compatibility should be verified for your specific system.
What is the NSN for 52B6176-1?
52B6176-1 is cataloged in the U.S. Government catalog under NSN 5330-01-187-6130. This indicates validated use in U.S. government and defense supply chains.
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