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745459 — PISTON,HYDRAULIC BRAKE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

745459: PISTON,HYDRAULIC BRAKE.

The PISTON,HYDRAULIC BRAKE is a the manufacturer industrial component. Key specifications include shape: RIB, length: 0.813 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN, material: ALUMINUM, slot_width: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN, size_designator: 1-3/8 IN. IN, outside_diameter: 1.373 INCHES MINIMUM AND 1.374 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-210-3690, 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
745459
NSN: 5305-00-210-3690
NIINs: 002103690, 002737162
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
shapeRIB
length0.813 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN
materialALUMINUM
slot_width0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
size_designator1-3/8 IN. IN
outside_diameter1.373 INCHES MINIMUM AND 1.374 INCHES MAXIMUM IN
surface_conditionPLAIN
shoe_actuating_end_typeSLOTTED
NSN5305-00-210-3690
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 745459 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 745459?
745459 is a PISTON,HYDRAULIC BRAKE.
What is the NSN for 745459?
745459 is cataloged in the U.S. Government catalog under NSN 5305-00-210-3690. 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.