{"id":4620,"date":"2026-09-09T07:12:32","date_gmt":"2026-09-09T07:12:32","guid":{"rendered":"https:\/\/www.henghuahose.com\/?post_type=product&p=4620"},"modified":"2026-09-09T07:57:47","modified_gmt":"2026-09-09T07:57:47","slug":"90-degree-elbow-sae-o-ring-boss-swivel-male-hydraulic-hose-fitting-16091ksw","status":"publish","type":"product","link":"https:\/\/www.henghuahose.com\/de\/product\/90-degree-elbow-sae-o-ring-boss-swivel-male-hydraulic-hose-fitting-16091ksw\/","title":{"rendered":"90 Degree SAE O-Ring Boss Swivel Male Hydraulic Hose Fitting: 16091KSW Series (ISO 11926 \/ SAE J1926)"},"content":{"rendered":"
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Why This 90 Degree SAE O-Ring Boss Swivel Male Hydraulic Hose Fitting Passes the Compliance Gate<\/h2>\r\n\r\n\r\n\r\n

The 16091KSW is a 90 degree SAE O-ring boss swivel male hydraulic hose fitting<\/strong> that combines a right-angle elbow with the straight-thread O-ring sealing system of ISO 11926 and SAE J1926. Because the threaded nose sits on a rotating hex nut, the elbow can be turned to face any direction after crimping, so the hose leaves the port at exactly the angle your routing needs without being twisted into place. For OEMs, distributors and maintenance crews this collapses two problems into one part: changing direction around the machine and aligning an O-ring boss port without winding the hose.<\/p>\r\n\r\n\r\n\r\n

Core Advantages<\/h3>\r\n\r\n\r\n\r\n
    \r\n
  1. 90-degree bend plus swivel nut in one body<\/strong> – direction change and port alignment are solved by a single fitting, reducing part count and leak points.<\/li>\r\n
  2. SAE J1926\/ISO 11926 O-ring face seal<\/strong> – the groove-mounted O-ring seals on the flat boss face while UNF straight threads provide retention.<\/li>\r\n
  3. Engineered for braided hose<\/strong> – tail dashes -06 to -10 with 3\/4″-16 and 7\/8″-14 thread ends cover compact excavator, agricultural and industrial routings.<\/li>\r\n
  4. Full process traceability<\/strong> – 100% pressure test, thread inspection and batch records on every order.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n

    Technical Specifications<\/h2>\r\n\r\n\r\n\r\n

    What Is a 90 Degree SAE O-Ring Swivel Hose Fitting?<\/h3>\r\n\r\n\r\n\r\n

    A 90 degree SAE O-ring boss swivel male hydraulic hose fitting routes the hose through a right angle and terminates it on a swivel-style ORB male end. The elbow body carries the hose tail on one axis, while the other axis ends in a straight-thread nose with an O-ring groove mounted on a rotating hex nut. You crimp the hose, swing the elbow to the direction required, then run the nut into the port – the O-ring compresses against the machined boss face and forms the seal without the hose ever being rotated.<\/p>\r\n\r\n\r\n\r\n

    The head follows the SAE J1926 \/ ISO 11926 O-ring boss system, dimensionally consistent with the straight 16011 and 16011SW families, so the same ports and O-ring-to-thread-dash rules apply. It is not compatible with JIC 37-degree (SAE J514) or 45-degree flare (SAE J513) cone ports, which use tapered metal faces instead of an O-ring. If you are specifying a 90 degree SAE O-ring boss swivel male hydraulic hose fitting for the first time, check dimension H against the surrounding structure and confirm the nut hex S2 stays reachable with your torque wrench.<\/p>\r\n\r\n\r\n\r\n

    Dimensional Data<\/h3>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    Symbol<\/th>\r\nDescription<\/th>\r\n<\/tr>\r\n<\/thead>\r\n
    E<\/td>\r\nMale thread outer diameter (thread size), as dimensioned on the drawing<\/td>\r\n<\/tr>\r\n
    A<\/td>\r\nHorizontal distance from the vertical centreline of the port end to the start of the hose barb<\/td>\r\n<\/tr>\r\n
    H<\/td>\r\nVertical height from the base of the port end to the horizontal centreline of the elbow bend<\/td>\r\n<\/tr>\r\n
    S1<\/td>\r\nHex size of the elbow body (width across flats)<\/td>\r\n<\/tr>\r\n
    S2<\/td>\r\nHex size of the rotating swivel nut (width across flats)<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\r\n\r\n\r\n

    Full Dimension Table (Part Number Matrix)<\/h3>\r\n\r\n\r\n\r\n

    All dimensions are in millimetres. Each part number reads as 16091KSW - thread dash - hose dash<\/code>; for example 16091KSW-10-08 means a 7\/8″-14 thread end with a -08 hose tail. Threads are shown as in the original chart and are UNF straight threads (for example 3\/4″X16 = 3\/4″-16 UNF). The O-ring code always follows the thread dash: O908 for -08 and O910 for -10.<\/p>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    PART NO.<\/th>\r\nE THREAD<\/th>\r\nHOSE BORE DN (mm)<\/th>\r\nHOSE DASH<\/th>\r\nO-RING<\/th>\r\nA (mm)<\/th>\r\nH (mm)<\/th>\r\nS1 (mm)<\/th>\r\nS2 (mm)<\/th>\r\n<\/tr>\r\n<\/thead>\r\n
    16091KSW-08-06<\/td>\r\n3\/4″X16<\/td>\r\n10<\/td>\r\n06<\/td>\r\nO908<\/td>\r\n28.5<\/td>\r\n63.5<\/td>\r\n19<\/td>\r\n27<\/td>\r\n<\/tr>\r\n
    16091KSW-08-08<\/td>\r\n3\/4″X16<\/td>\r\n12<\/td>\r\n08<\/td>\r\nO908<\/td>\r\n28.5<\/td>\r\n63.5<\/td>\r\n19<\/td>\r\n27<\/td>\r\n<\/tr>\r\n
    16091KSW-10-06<\/td>\r\n7\/8″X14<\/td>\r\n10<\/td>\r\n06<\/td>\r\nO910<\/td>\r\n28.5<\/td>\r\n65<\/td>\r\n19<\/td>\r\n27<\/td>\r\n<\/tr>\r\n
    16091KSW-10-08<\/td>\r\n7\/8″X14<\/td>\r\n12<\/td>\r\n08<\/td>\r\nO910<\/td>\r\n28.5<\/td>\r\n65<\/td>\r\n19<\/td>\r\n27<\/td>\r\n<\/tr>\r\n
    16091KSW-10-10<\/td>\r\n7\/8″X14<\/td>\r\n16<\/td>\r\n10<\/td>\r\nO910<\/td>\r\n30.5<\/td>\r\n65.5<\/td>\r\n22<\/td>\r\n27<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\r\n\r\n\r\n

    Factory note:<\/strong> the 16091KSW series is produced for braided hose assemblies. If your routing needs spiral hose or a larger bore, contact our engineers for the correct elbow configuration before ordering.<\/p>\r\n\r\n\r\n\r\n

    Material and Heat Treatment<\/h3>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    Item<\/th>\r\nSpecification<\/th>\r\n<\/tr>\r\n<\/thead>\r\n
    Material<\/td>\r\n20#\/35#\/45# cold-headed carbon steel, or 304\/316L stainless on request<\/td>\r\n<\/tr>\r\n
    Heat treatment<\/td>\r\nCarburized and quenched, core and surface hardness HRC 20-28<\/td>\r\n<\/tr>\r\n
    Surface finish<\/td>\r\nTrivalent zinc (96 h salt spray), zinc-nickel (720 h), or Dacromet (1000 h)<\/td>\r\n<\/tr>\r\n
    Testing<\/td>\r\n100% pressure test and 100% thread inspection before despatch<\/td>\r\n<\/tr>\r\n
    Documentation<\/td>\r\nMaterial test report (MTR) with order; BV\/SGS inspection can be arranged<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\r\n\r\n\r\n

    Working Pressure and Operating Envelope<\/h3>\r\n\r\n\r\n\r\n

    Working pressure is set jointly by the SAE J1926 port standard and the grade of braided hose you crimp; HENGHUA does not publish a standalone elbow rating because the assembly is only as strong as its weakest member. Every 16091KSW assembly leaves the factory after a 100% pressure test, and the torque and crimp-diameter data sheet for your hose is supplied with the order. The same validation applies to every SAE O-ring boss swivel male hydraulic hose fitting in the HENGHUA range, fixed or elbow. Operating temperature is typically -40\u00b0C to +120\u00b0C, with system de-rating governed by the hose and seal materials in the circuit.<\/p>\r\n\r\n\r\n\r\n

    Selection and Ordering<\/h2>\r\n\r\n\r\n\r\n

    How to Read the Part Number Matrix<\/h3>\r\n\r\n\r\n\r\n

    Read the code left to right: 16091KSW<\/code> fixes the 90-degree swivel O-ring boss head, the next two digits give the thread dash (-08 or -10) and the last two digits give the hose dash (-06, -08 or -10). The O-ring code follows the thread dash one-to-one, so the O-ring column verifies any code before ordering. Because one thread size covers several hose sizes, always quote both the port thread and the hose dash together with the required bend orientation.<\/p>\r\n\r\n\r\n\r\n

    For elbow routings this matrix is the 90 degree SAE O-ring boss swivel male hydraulic hose fitting reference: bend height H, body hex S1 and nut hex S2 are listed so you can check the elbow clears surrounding components. A 90 degree SAE O-ring boss swivel male hydraulic hose fitting bought by code arrives with the O-ring matched to the thread and the swivel nut pre-assembled, ready to crimp.<\/p>\r\n\r\n\r\n\r\n

    Thread Size and Dash Chart<\/h3>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    Thread (as drawn)<\/th>\r\nUNF equivalent<\/th>\r\nThread dash<\/th>\r\nO-ring<\/th>\r\nHose dash sizes in this series<\/th>\r\n<\/tr>\r\n<\/thead>\r\n
    3\/4″X16<\/td>\r\n3\/4″-16 UNF<\/td>\r\n08<\/td>\r\nO908<\/td>\r\n06, 08<\/td>\r\n<\/tr>\r\n
    7\/8″X14<\/td>\r\n7\/8″-14 UNF<\/td>\r\n10<\/td>\r\nO910<\/td>\r\n06, 08, 10<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\r\n\r\n\r\n

    Cross Reference Service<\/h3>\r\n\r\n\r\n\r\n

    Send us your old part number or a worn sample and our engineers will translate it into the correct 16091KSW code, checking thread form, O-ring dash, bend direction and swivel configuration before you order. The service is free for OEMs and distributors ordering in volume, and it removes the guesswork when you consolidate legacy elbow inventories onto one crimp system. We never attach another manufacturer’s brand to our parts.<\/p>\r\n\r\n\r\n\r\n

    Packaging and Logistics<\/h3>\r\n\r\n\r\n\r\n

    Standard packing is 10 pieces per box with a batch label on every carton; export cartons are marked with part number, quantity and “Made in China – HENGHUA”. The material test report travels with each shipment and mixed part numbers can share one container to keep freight economical. Split deliveries by air can be arranged against a confirmed schedule for urgent production stops.<\/p>\r\n\r\n\r\n\r\n

    Assembly and Use Guide<\/h2>\r\n\r\n\r\n\r\n

    Four-Step Crimping Procedure<\/h3>\r\n\r\n\r\n\r\n
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    1. Cut the hose square<\/strong> – use a sharp saw and a hose cutter, then blow out any debris from the bore.<\/li>\r\n
    2. Mark the insertion depth<\/strong> – transfer the tail length from the fitting drawing onto the hose cover as a witness mark.<\/li>\r\n
    3. Lubricate and insert<\/strong> – apply a thin film of assembly lubricant to the tail and push the hose in with a slight twist until it reaches the mark.<\/li>\r\n
    4. Crimp and verify<\/strong> – crimp with the die set matched to the hose construction, then check the crimped outside diameter with a caliper against the data sheet supplied with the order.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n

      Connecting the O-Ring Boss End<\/h3>\r\n\r\n\r\n\r\n

      Route the hose first, swing the elbow to its working direction, then rotate the swivel nut by hand until the threaded nose starts into the port without force. Lightly coat the O-ring with clean hydraulic oil, seat the fitting against the boss face and tighten the S2 hex with a torque wrench to the SAE J1926 values given in the order-specific data sheet; use the S1 hex on the elbow body only to hold the fitting steady, never to force alignment. Never wind Teflon tape or thread sealant onto the straight threads – the O-ring is the only seal and tape debris will contaminate the circuit.<\/p>\r\n\r\n\r\n\r\n

      Installation Warnings<\/h3>\r\n\r\n\r\n\r\n