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179-489 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The CUP,HYDRAULIC BRAKE CYLINDER is a the manufacturer industrial component. Key specifications include color: BLACK CASE, shape: ROUND, width: 2.875 INCHES NOMINAL IN, height: 0.969 INCHES NOMINAL IN, length: 1.750 INCHES NOMINAL IN, material: STEEL COMP 1018. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-453-7510, 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
179-489
NSN: 5310-00-453-7510
FSC: 5310
CAGE: K0405 — WESTON AEROSPACE LTD DIV WESTON AEROSPACE LTD (GBR)
SPECIFICATIONS
colorBLACK CASE
shapeROUND
width2.875 INCHES NOMINAL IN
height0.969 INCHES NOMINAL IN
length1.750 INCHES NOMINAL IN
materialSTEEL COMP 1018
dial_size1-1/2 IN. DIA IN
pad_shapeCIRCULAR
base_styleCANDELABRA SCREW
bezel_typeSLIPS-ON
bulb_styleP (PEAR)
face_width2.000 INCHES NOMINAL IN
NSN5310-00-453-7510
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 179-489 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
7372320Interchangeable
interchangeable cross-reference
interchangeable
2824-7Interchangeable
interchangeable cross-reference
interchangeable
FC3023Interchangeable
interchangeable cross-reference
interchangeable
179048900-00Interchangeable
interchangeable cross-reference
interchangeable
179-489Interchangeable
interchangeable cross-reference
interchangeable
179048900Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 179-489?
179-489 is a CUP,HYDRAULIC BRAKE CYLINDER.
What parts can replace 179-489?
There are 6 known substitutes for 179-489: 7372320, 2824-7, FC3023 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 179-489?
179-489 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-453-7510. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026