PartsTable
Technical Data Sheet
Download PDF

803639 — CYLINDER ASSEMBLY,HYDRAULIC BRAK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

803639: CYLINDER ASSEMBLY,HYDRAULIC BRAK.

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include bore_type: STRAIGHT, port_style: GASKET SEAL SINGLE PORT, bore_diameter: 1.000 INCHES NOMINAL IN, overall_width: 1.969 INCHES NOMINAL IN, overall_height: 1.844 INCHES NOMINAL IN, extended_length: 2.969 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-144-5331, 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
803639
NSN: 5120-00-144-5331
NIINs: 001445331, 008485673
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
bore_typeSTRAIGHT
port_styleGASKET SEAL SINGLE PORT
bore_diameter1.000 INCHES NOMINAL IN
overall_width1.969 INCHES NOMINAL IN
overall_height1.844 INCHES NOMINAL IN
extended_length2.969 INCHES NOMINAL IN
compressed_length2.969 INCHES NOMINAL IN
features_providedRUBBER BOOT
mounting_positionLEFT
port_thread_class2B SINGLE PORT
mounting_provisionTHREADED MOUNTING HOLES
port_thread_diameter0.375 INCHES NOMINAL SINGLE PORT IN
NSN5120-00-144-5331
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER ASSEMBLY,HYDRAULIC BRAK TITLE COMPONENT PN 803639 MFR CYLINDER ASSEMBLY,HYDR
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 803639?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 803639?
803639 is a CYLINDER ASSEMBLY,HYDRAULIC BRAK.
What is the NSN for 803639?
803639 is cataloged in the U.S. Government catalog under NSN 5120-00-144-5331. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 803639

✓ 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.