Skip to content

Product Summary

Milton (S-521) Bayonet Tire Inflator Gauge - Single Air Chuck Head, 120 Max PSI Milton’s #521 Single head chuck bayonet gauge is great for those hard-to-reach valves. It has lever action and is made with heavy-duty construction, providing long service life even with constant use. Valve and gauge cartridges are replaceable and combined in one easy unit. Includes a 12in. hose with a pressure range that offers 10-120 PSI (2-lb. increments) or 80-840 kPa (20 kPa increments). The air chuck has 7/16”-27 UNS threads. Complete with a jumbo white nylon indicator bar for easy reading. With 1/4” NPT threads, all Milton hose whips are compatible for use and have interchangeable connections with any of the 4 Milton Bayonet Inflator Gauge bodies: #520 (straight chuck head), #521 (single chuck head), #522 (dual truck head chuck), and #523 (grip chuck head to lock onto valve). Recommended Replacement Parts: S-521’s replacement air hose whip: Milton #526 (12in. hose whip w/single chuck head). S-521’s replacement air chuck: Milton #P500-44. Replacement cartridge for #520-523: Milton #525.

What's Included

    (1) Inflator Gauge

Features + Benefits

  • Includes: Bayonet-style inflator gauge, Single head air chuck, and 12" Hose.

Key Specs

AttributeSpecification

item#

4706351

Brand

Milton Industries

Manufacturer's Warranty

1 year limited warranty

Ship Weight

0.85 LB

Product Type

Inflation Gauge
AttributeSpecification

Head Type

Single

Material

Diecast Aluminium

Product Weight

0.8390 lb

Dimensions L x W x H (in.)

15.0 x 2.75 x 1.0 in

Warranty

Manufacturer's Warranty

1 year limited warranty