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74B110056-2001 — CATCH,FLUSH

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

74B110056-2001: CATCH,FLUSH.

The CATCH,FLUSH is a the manufacturer industrial component. Key specifications include width: 1.438 INCHES NOMINAL IN, length: 2.154 INCHES NOMINAL IN, material: UNABLE TO DECODE, special_features: MATL:BRACKET STEEL,LEVER STEEL,PIN STEEL, style_designator: FLUSH LEVER ACTUATOR, surface_treatment: UNABLE TO DECODE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-129-3964, 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
74B110056-2001
NSN: 5340-01-129-3964
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
width1.438 INCHES NOMINAL IN
length2.154 INCHES NOMINAL IN
materialUNABLE TO DECODE
special_featuresMATL:BRACKET STEEL,LEVER STEEL,PIN STEEL
style_designatorFLUSH LEVER ACTUATOR
surface_treatmentUNABLE TO DECODE
lever_offset_distance0.051 INCHES NOMINAL IN
mounting_hole_diameter0.098 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_width1.062 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_length1.125 INCHES NOMINAL IN
NSN5340-01-129-3964
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74B110056-2001 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
•
LENGTH: 2.154 INCHES NOMINAL IN
•
LEVER OFFSET DISTANCE: 0.051 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLUSH LEVER ACTUATOR
•
MOUNTING HOLE DIAMETER: 0.098 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 1.062 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 1.125 INCHES NOMINAL IN
•
SURFACE TREATMENT: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
LENGTH2.154 INCHES NOMINAL IN
LEVER OFFSET DISTANCE0.051 INCHES NOMINAL IN
STYLE DESIGNATORFLUSH LEVER ACTUATOR
MOUNTING HOLE DIAMETER0.098 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH1.062 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.125 INCHES NOMINAL IN
SPECIAL FEATURESMATL:BRACKET STEEL,LEVER STEEL,PIN STEEL
SURFACE TREATMENTUNABLE TO DECODE
WIDTH1.438 INCHES NOMINAL IN
MATERIALUNABLE TO DECODE
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
10112539Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74B110056-2001?
74B110056-2001 is a CATCH,FLUSH.
What parts can replace 74B110056-2001?
There is 1 known substitute for 74B110056-2001: 10112539. Substitute compatibility should be verified for your specific system.
What is the NSN for 74B110056-2001?
74B110056-2001 is cataloged in the U.S. Government catalog under NSN 5340-01-129-3964. 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.