Buffers

All new Oil-Gas return buffers are equipped with one buffer switch. Please provide the buffers' length, existing stroke, striking speed and load rating and UNITEC can provide a replacement buffer for your application.

  • Spring Buffers

    • Part numbers:
      • 320AV1
        • Max load: 6860lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 19"
        • Plate: 11.75" x 6" (welded to spring)
      • 320AV2
        • Max load: 10200lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 19"
        • Plate: 11.75" x 6" (welded to spring)
      • 320AV3
        • Max load: 15300lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 19.12"
        • Plate: 11.75" x 6" (welded to spring)
      • 320AV4
        • Max load: 22800 lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 19"
        • Plate: 11.75" x 8" (welded to spring)
      • AAA320FS1
        • Max load: 6793 lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 18.50"
        • Plate: 11.8" x 7.9" (Spring slides over tube)
        • Replacing individual spring: 90ND5
      • AAA320FS2
        • Max load: 10180 lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 18.50"
        • Plate: 11.8" x 7.9" (Spring slides over tube)
        • Replacing individual spring: 90TD4
      • AAA320FS3
        • Max load: 15286 lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 18.62"
        • Plate: 11.8" x 7.9" (Spring slides over tube)
        • Replacing individual spring: 90AL2
      • AAA320FS4
        • Max load: 22680 lbs.
        • Stroke: 4.25"
        • Overall complete buffer length: 18.50"
        • Plate: 11.8" x 7.9" (Spring slides over tube)
        • Replacing individual spring: 90ZD3

  UNITEC part number: FAA320R2

  • Associated field marking 300 402

FAA320R3

  • Associated field marking 300 403