Rigging Tilt single-sheave WLL 20 t — 250 mm Sheave, Grade 80
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Product Description
Generic BLK-G80-20T-250MM-TILTSI Forged Grade 80 single-sheave tilt single-sheave for wire-rope and synthetic-sling reeving on deck cranes, anchor-handling winches. Rated for marine service and available with class-society type approval where required by DNV, ABS, LR, BV or ClassNK survey rules.
Technical Specifications
- Working load limit
- 20 t @ 4:1 design factor Sheave diameter: 250 mm minimum recommended rope: D/d ≥ 18 for permanent service per ISO 4309 Side plates: Grade 80 alloy steel Sheave: Grade 60 alloy steel, induction-hardened groove Sheave bushing: bronze or roller bearings (WLL > 12 t) Hook (where fitted): forged Grade 80 with safety latch Finish: hot-dip galvanised or shot-blast + epoxy Proof load: 2 × WLL minimum break load: 4 × WLL Marking: WLL, batch ID, manufacturer logo, CE Certificate: EN 10204 3.1 mill cert with lot traceability
Standards & Compliance
- Material
- Grade 80 alloy steel forged
- HS Code
- 8425.49
Compatibility & Fitment
Form-fit envelope of Crosby McKissick 419 / 419W snatch, 416 swivel, 415 tilt blocks, Van Beest Green Pin Snatch, Gunnebo Industries BS, William Hackett WH-SB and Pewag SBH single-sheave blocks. Sheave diameter and hook geometry match the Crosby McKissick 419 published dimensions at the same WLL band.
Product Documentation
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Catalogue entry last verified: 2026-08-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy BLK-G80-20T-250MM-TILTSI?
- BLK-G80-20T-250MM-TILTSI can be ordered from cballast.com: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this product?
- The manufacturer part number is BLK-G80-20T-250MM-TILTSI.
- What is the HS code for BLK-G80-20T-250MM-TILTSI?
- The customs tariff (HS) code for BLK-G80-20T-250MM-TILTSI is 8425.49.
- Is a datasheet available for BLK-G80-20T-250MM-TILTSI?
- Yes — the BLK-G80-20T-250MM-TILTSI datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for BLK-G80-20T-250MM-TILTSI?
- The minimum order quantity is 1.
- Is BLK-G80-20T-250MM-TILTSI available?
- Yes — BLK-G80-20T-250MM-TILTSI is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
- How do I get a price for BLK-G80-20T-250MM-TILTSI?
- Request a quotation with the quote button on this page or by email to sales@cballast.com — we reply within 24 hours with price, availability and lead time.