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74996776 — CUP,HYDRAULIC BRAKE CYLINDER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

74996776: CUP,HYDRAULIC BRAKE CYLINDER.

The CUP,HYDRAULIC BRAKE CYLINDER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, angle_in_deg: 15.0, cup_protector: NOT INCLUDED, base_thickness: 0.060 INCHES NOMINAL IN, overall_length: 0.188 INCHES NOMINAL IN, mounting_method: CENTER HOLE. This part is cataloged in the U.S.

Government catalog under NSN 2530-00-919-9784, 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
74996776
NSN: 2530-00-919-9784
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
angle_in_deg15.0
cup_protectorNOT INCLUDED
base_thickness0.060 INCHES NOMINAL IN
overall_length0.188 INCHES NOMINAL IN
mounting_methodCENTER HOLE
size_designator1
thru-hole_length0.188 INCHES NOMINAL IN
projection_length0.125 INCHES NOMINAL IN
sealing_lip_length0.068 INCHES NOMINAL IN
base_outside_diameter1.000 INCHES NOMINAL IN
feathered_lip_featureINCLUDED
NSN2530-00-919-9784
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUP,HYDRAULIC BRAKE CYLINDER TITLE COMPONENT PN 74996776 MFR CUP,HYDRAULIC BRAKE CY
KEY FEATURES
•
FEATHERED LIP FEATURE: INCLUDED
•
LARGEST OUTSIDE DIAMETER: 1.044 INCHES NOMINAL IN
•
PROJECTION LENGTH: 0.125 INCHES NOMINAL IN
•
OUTER PERIPHERY BASE GROOVE: NOT INCLUDED
•
MOUNTING METHOD: CENTER HOLE
•
MOUNTING HOLE DIAMETER: 0.636 INCHES NOMINAL IN
•
SEALING LIP LENGTH: 0.068 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FEATHERED LIP FEATUREINCLUDED
LARGEST OUTSIDE DIAMETER1.044 INCHES NOMINAL IN
PROJECTION LENGTH0.125 INCHES NOMINAL IN
OUTER PERIPHERY BASE GROOVENOT INCLUDED
MOUNTING METHODCENTER HOLE
MOUNTING HOLE DIAMETER0.636 INCHES NOMINAL IN
OVERALL LENGTH0.188 INCHES NOMINAL IN
SEALING LIP LENGTH0.068 INCHES NOMINAL IN
SIZE DESIGNATOR1
BASE OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
OTHER ITEMS IN FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2530-00-003-5229 2530-00-139-4058 2530-00-363-4183 2530-00-478-5792 2530-00-496-2927 2530-00-701-0656 2530-00-734-2546 2530-01-171-5122
SUBSTITUTES & CROSS-REFERENCES 1
617399Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 74996776?
74996776 is a CUP,HYDRAULIC BRAKE CYLINDER.
What parts can replace 74996776?
There is 1 known substitute for 74996776: 617399. Substitute compatibility should be verified for your specific system.
What is the NSN for 74996776?
74996776 is cataloged in the U.S. Government catalog under NSN 2530-00-919-9784. 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.