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LockNLube Locking Grease Gun Coupler, 1/8-Inch NPT, Rated To 10,000 PSI
✅ In stock
F
Grade
Analysis Confidence
55%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 18, 2026 4:27 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 🏷️The retail sticker price has been slashed by 64% — a steep markdown from the official listing.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0.34/28
Recent Value
0/22
Market Standing
11.06/20
Deal Strength
1.5/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
67 Hardware
🚚 Shipping
Free Shipping
Product Details
✓LOCKS ON, STAYS ON: Secure lock on grease coupler lets you grease machinery with both hands free. No leaks or mess, making maintenance faster and easier for every job.
✓REBUILDABLE DESIGN INCLUDED: Comes with a spare rebuild kit for long-lasting use. Get the best lock on grease coupler value with easy maintenance and reliable performance.
✓UNIVERSAL GREASE GUN FIT: Compatible with all grease guns—manual, battery, or pneumatic. The 1/8 in NPT threaded connection fits most grease gun coupler lock setups.
✓FITS ALL ZERK FITTINGS: Works with SAE and metric Zerk fittings. Quick lock grease gun coupler design reaches tight spots and adapts to any machine for versatile use.
✓EASY RELEASE UNDER PRESSURE: Patented thumb lever opens jaws for fast attachment and removal. Rated up to 10,000 psi for heavy-duty jobs. Covered by a 1-year warranty.
⚙️ Specifications
MAX PRESSURE
10,000 psi (690 Bar). Locks on, stays on, won't leak.
ZERK COMPATIBILITY
The Floating Jaws allows the LockNLube Grease Coupler to adapt to all DIN and SAE specification Zerks (grease nipples).
COUPLER THREAD
⅛” NPT female thread compatible with all grease guns - battery, pneumatic, manual
DIMENSIONS
L: 3½ x W: 5/8 x H: 1⅗ In (L: 88mm x W: 16mm x H: 41 mm)
DIAMETER (FRONT OF COUPLER)
5/8 in (16 mm). Fits most recessed grease fittings (Zerks). ~1mm larger than standard coupler
Manufacturer
LockNLube
Part Number
GC81011
Item Weight
4 ounces
Product Dimensions
3.45 x 0.63 x 1.66 inches
Item model number
1/8\\\" NPT
Is Discontinued By Manufacturer
No
