The Green Pin G-4263 BigMouth Bow Shackle combines the oversized BigMouth bow opening with a safety bolt and nut closure. This dual advantage provides maximum throat clearance for wide slings and multiple legs, with vibration-resistant security from the safety bolt — the premium choice for heavy-duty, permanent rigging.
Key Features
- Oversized BigMouth bow for wide slings and multi-leg connections
- Safety bolt and nut pin — cotter pin secured against loosening
- Forged alloy steel, quenched and tempered
- Hot-dip galvanized for corrosion resistance
- Individually proof tested at 2x WLL with certificate
- Meets EN 13889 Type A standard
Common Applications
- Multi-leg sling assemblies with wide synthetic slings
- Permanent rigging subject to vibration
- Offshore, marine, and heavy construction lifting
- Critical lift connections requiring maximum security
Why Green Pin?
The G-4263 is the definitive BigMouth shackle — wide throat, safety bolt closure, and Van Beest's global reputation for individually proof tested, fully traceable rigging hardware.
Dimension diagram applies to all sizes.
Dimension Legend
- A Inside width at pin
- B Eye thickness
- C Inside length
- D Pin diameter
- E Inside width top
- F Eye outside ø
- G Outside width top
- H Overall height
- L Pin head length
- M Outside width pin
- P Pin protrusion
Material & Product Specifications
| Material | Corrosion-resistant alloy for saltwater immersion |
| Safety Factor | MBL = 5 × WLL |
| Finish | Hot-dip galvanized NS 9415 spec |
| Temperature Range | -20°C to +100°C |
| Certification | NS 9415 Norwegian aquaculture · EN 10204 type 2.1 / 2.2 / 3.1 · 100% MPI tested · CE marked · 2× WLL proof-tested |
| Working Load Limit | 2–35 tonnes |
| Article | WLL (t) | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) | F (mm) | G (mm) | H (mm) | L (mm) | M (mm) | P (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GPGHMBHDG13 | 2 | 13,5 | 16 | 34 | 13 | 22 | 51 | 32 | 89 | 82 | 58 | 13 | 0.42 |
| GPGHMBHDG16 | 3,25 | 16 | 19 | 40 | 16 | 27 | 64 | 43 | 110 | 98 | 75 | 17 | 0.74 |
| GPGHMBHDG19 | 4,75 | 19 | 22 | 46 | 19 | 31 | 76 | 51 | 129 | 114 | 89 | 19 | 1.18 |
| GPGHMBHDG22 | 6,5 | 22 | 25 | 52 | 22 | 36 | 83 | 58 | 144 | 130 | 102 | 22 | 1.77 |
| GPGHMBHDG25 | 8,5 | 25 | 28 | 59 | 25 | 43 | 95 | 68 | 164 | 150 | 118 | 25 | 2.58 |
| GPGHMBHDG28 | 9,5 | 28 | 32 | 66 | 28 | 47 | 108 | 75 | 185 | 166 | 131 | 27 | 3.66 |
| GPGHMBHDG32 | 12 | 32 | 35 | 72 | 32 | 51 | 115 | 83 | 201 | 178 | 147 | 30 | 4.91 |
| GPGHMBHDG35 | 13,5 | 35 | 38 | 80 | 35 | 57 | 133 | 92 | 227 | 197 | 162 | 33 | 6.54 |
| GPGHMBHDG38 | 17 | 38 | 42 | 88 | 38 | 60 | 146 | 99 | 249 | 202 | 175 | 19 | 8.19 |
| GPGHMBHDG45 | 25 | 45 | 50 | 103 | 45 | 74 | 178 | 126 | 300 | 249 | 216 | 23 | 14.0 |
| Article | WLL (t) | A (in) | B (in) | C (in) | D (in) | E (in) | F (in) | G (in) | H (in) | L (in) | M (in) | P (in) | Weight (lb) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GPGHMBHDG13 | 2 | 1/2 | 5/8 | 1 11/32 | 1/2 | 7/8 | 2 | 1 1/4 | 3 1/2 | 3 7/32 | 2 9/32 | 1/2 | 0.92 |
| GPGHMBHDG16 | 3,25 | 5/8 | 3/4 | 1 9/16 | 5/8 | 1 1/16 | 2 17/32 | 1 11/16 | 4 11/32 | 3 27/32 | 2 15/16 | 21/32 | 1.62 |
| GPGHMBHDG19 | 4,75 | 3/4 | 7/8 | 1 13/16 | 3/4 | 1 7/32 | 3 | 2 | 5 3/32 | 4 1/2 | 3 1/2 | 3/4 | 2.59 |
| GPGHMBHDG22 | 6,5 | 7/8 | 1 | 2 1/16 | 7/8 | 1 13/32 | 3 9/32 | 2 9/32 | 5 21/32 | 5 1/8 | 4 1/32 | 7/8 | 3.90 |
| GPGHMBHDG25 | 8,5 | 1 | 1 1/8 | 2 5/16 | 31/32 | 1 11/16 | 3 3/4 | 2 11/16 | 6 15/32 | 5 29/32 | 4 21/32 | 31/32 | 5.69 |
| GPGHMBHDG28 | 9,5 | 1 1/8 | 1 1/4 | 2 19/32 | 1 3/32 | 1 27/32 | 4 1/4 | 2 15/16 | 7 9/32 | 6 17/32 | 5 5/32 | 1 1/16 | 8.07 |
| GPGHMBHDG32 | 12 | 1 1/4 | 1 3/8 | 2 27/32 | 1 1/4 | 2 | 4 17/32 | 3 9/32 | 7 29/32 | 7 | 5 25/32 | 1 3/16 | 10.8 |
| GPGHMBHDG35 | 13,5 | 1 3/8 | 1 1/2 | 3 5/32 | 1 3/8 | 2 1/4 | 5 1/4 | 3 5/8 | 8 15/16 | 7 3/4 | 6 3/8 | 1 5/16 | 14.4 |
| GPGHMBHDG38 | 17 | 1 1/2 | 1 5/8 | 3 15/32 | 1 1/2 | 2 3/8 | 5 3/4 | 3 29/32 | 9 13/16 | 7 15/16 | 6 7/8 | 3/4 | 18.1 |
| GPGHMBHDG45 | 25 | 1 3/4 | 2 | 4 1/16 | 1 25/32 | 2 29/32 | 7 | 4 31/32 | 11 13/16 | 9 13/16 | 8 1/2 | 29/32 | 30.8 |
Dimensions from Van Beest Green Pin® catalog. For CAD / spec sheet, visit greenpin.com.
Standards & Compliance
Every product we carry is individually marked with Working Load Limit (WLL), manufacturer traceability code, and country of origin. Inspection and mill certificates are available on request — email sales@slingcenter.com with your order number.
Governing Standards
- ASME B30.9 — slings (web, round, wire rope, chain) inspection and use
- ASME B30.26 — rigging hardware (shackles, eye bolts, links, turnbuckles)
- ASME B30.10 — hooks
- OSHA 1910.184 and 1926.251 — general industry and construction sling safety
- WSTDA WS-2 and RS-1 — web and round sling design
- 49 CFR 393.102 to 393.130 — DOT cargo tie-down
- NACM — welded steel chain grade specs
Inspection & Safety
Before every use: visual check for cracks, corrosion, distortion, wear, and illegible markings. Annually (minimum): documented periodic inspection by a trained inspector. Remove from service at first sign of damage. Never repair rigging hardware by welding, heating, or bending.
WARNING: Improper use of rigging can cause death or serious injury. Never exceed the rated Working Load Limit. Apply derating for side-loading, elevated temperature, or chemical exposure. Final application decisions must be made by a Qualified Person per OSHA 1926.32(m).
Chat with our AI rigging specialist
Fastest: click the Ask SlingCenter chat widget in the bottom-right of any page. Our AI specialist is available 24/7 and trained on ASME B30.9, B30.26, OSHA rigging standards, and our full catalog. It can help you size a sling, pick the right shackle, explain inspection criteria, and look up your order.
Prefer to email?
Send to: sales@slingcenter.com
Include:
- What you are lifting (shape, material, fragility)
- Load weight (lb)
- Length / reach needed
- Pick points — smooth lugs, sharp edges, or a hook?
- Environment — indoor, outdoor, heat, saltwater, chemicals?
- Quantity and timeline
- Your phone number if you want a callback
Response: AI chat instant. Email within 1 business day. Urgent orders same-day on standard configurations.
Order Sheet — 10 variants
Search below or click column headers to sort. Add any quantity per row to your cart.
| Option ▴▾ | SKU ▴▾ | Price ▴▾ | Stock | Qty | Add |
|---|---|---|---|---|---|
| 5 t | GPGHMB06 | $15.33 | ✓ In Stock | ||
| 75 t | GPGHMB08 | $15.33 | ✓ In Stock | ||
| 1 t | GPGHMB10 | $16.54 | ✓ In Stock | ||
| 2 t | GPGHMB13 | $22.79 | ✓ In Stock | ||
| 25 t | GPGHMB16 | $33.78 | ✓ In Stock | ||
| 12 t | GPGHMB32 | $165.02 | ✓ In Stock | ||
| 17 t | GPGHMB38 | $252.28 | ✓ In Stock | ||
| 35 t | GPGHMB50 | $661.78 | ✓ In Stock | ||
| 55 t | GPGHMB65 | $1,402.30 | ✓ In Stock | ||
| 85 t | GPGHMB75 | $2,267.72 | ✓ In Stock |
Bulk order? Email sales@slingcenter.com with your list — we'll build a single quote.
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