AS138 Series Products

AS138-24A Caplug

AS138-24A is a red low-density polyethylene (LDPE) electrical connector dust cap manufactured by Caplugs to SAE AS85049/138 requirements. Designed to protect compatible circular connector interfaces from dust, dirt, foreign material and handling damage, this protective cap features a 0.720-inch nominal inside diameter and manufacturer identification markings. Suitable for aerospace, defense, avionics and electrical harness applications during storage, shipping and assembly. Cross-referenced to M85049/138-24A and associated with NSN 5340-00-213-8881.

MPN: AS138-24A

Manufacturer: CAPLUGS

AS138-28A Caplug

AS138-28A is a red low-density polyethylene (LDPE) electrical connector dust cap manufactured by Caplugs in accordance with SAE AS85049/138. Designed to protect compatible circular electrical connector interfaces from dust, dirt, contaminants and handling damage, this push-on protective cap features a 0.850-inch nominal inside diameter, 1.130-inch outside dimension and 0.500-inch body height. Suitable for aerospace, defense, avionics and electrical harness applications during manufacturing, storage and transportation. Related material variants include AS138-28B, an electrostatic-dissipative cap, and AS138-28C, a conductive cap.

MPN: AS138-28A

AS138-31A Caplug

The AS138-31A is a red, low-density polyethylene (LDPE) protective dust cap manufactured by Caplugs to SAE AS85049/138 aerospace specifications. Featuring a 0.930-inch inside diameter, this friction-fit cap helps protect compatible circular electrical connector interfaces from dust, dirt, and handling contamination during storage, transportation, and maintenance. Designed for aerospace, military, and industrial electrical applications, the AS138-31A provides lightweight connector protection and is available under manufacturer ordering reference AS13831AY1.

MPN: AS138-31A

Manufacturer: CAPLUGS

AS138-33A Caplug

AS138-33A is a red low-density polyethylene (LDPE) electrical connector dust cap manufactured by Caplugs in accordance with SAE AS85049/138. Designed to protect compatible circular electrical connector interfaces from dust, dirt, contaminants and handling damage, this push-on protective cap features a 0.973-inch nominal inside diameter, 1.220-inch outside dimension and 0.500-inch body height. Suitable for aerospace, defense, avionics and electrical harness applications during manufacturing, storage and transportation. Related material variants include AS138-33B, an electrostatic-dissipative cap, and AS138-33C, a conductive cap.

MPN: AS138-33A

Manufacturer: CAPLUGS