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ST9P125C166 — CATCH,FLUSH

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST9P125C166: CATCH,FLUSH.

The CATCH,FLUSH is a the manufacturer industrial component. Key specifications include width: 1.380 INCHES NOMINAL IN, length: 1.380 INCHES NOMINAL IN, special_features: BUTTON MATL ALUM. ALLOY;GASKET MATL SYN RUBBER;BUTTON ANODIZED, style_designator: BUTTON ACTUATOR, bolt_offset_distance: 0.166 INCHES NOMINAL IN, lever_offset_distance: 0.125 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-188-8038, 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
ST9P125C166
NSN: 5340-01-188-8038
FSC: 5340 — Hardware, Commercial
CAGE: 69370 — HO-HO-KUS, INC (USA)
SPECIFICATIONS
width1.380 INCHES NOMINAL IN
length1.380 INCHES NOMINAL IN
special_featuresBUTTON MATL ALUM. ALLOY;GASKET MATL SYN RUBBER;BUTTON ANODIZED
style_designatorBUTTON ACTUATOR
bolt_offset_distance0.166 INCHES NOMINAL IN
lever_offset_distance0.125 INCHES NOMINAL IN
mounting_hole_diameter0.128 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_width1.060 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_length1.060 INCHES NOMINAL IN
NSN5340-01-188-8038
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST9P125C166 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
•
BOLT OFFSET DISTANCE: 0.166 INCHES NOMINAL IN
•
LENGTH: 1.380 INCHES NOMINAL IN
•
LEVER OFFSET DISTANCE: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BUTTON ACTUATOR
•
MOUNTING HOLE DIAMETER: 0.128 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 1.060 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 1.060 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BOLT OFFSET DISTANCE0.166 INCHES NOMINAL IN
LENGTH1.380 INCHES NOMINAL IN
LEVER OFFSET DISTANCE0.125 INCHES NOMINAL IN
STYLE DESIGNATORBUTTON ACTUATOR
MOUNTING HOLE DIAMETER0.128 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH1.060 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.060 INCHES NOMINAL IN
SPECIAL FEATURESBUTTON MATL ALUM. ALLOY;GASKET MATL SYN RUBBER;BUTTON ANODIZED
WIDTH1.380 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
ST9M42PP125C166Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST9P125C166?
ST9P125C166 is a CATCH,FLUSH.
What parts can replace ST9P125C166?
There is 1 known substitute for ST9P125C166: ST9M42PP125C166. Substitute compatibility should be verified for your specific system.
What is the NSN for ST9P125C166?
ST9P125C166 is cataloged in the U.S. Government catalog under NSN 5340-01-188-8038. 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.