The M-1951 cotton field cap is a visor style with a circular top crown and retractable earlaps, and is a lightweight windproof item incorporating a very thin layer of insulation only in the earlaps. It was designed for ground troop wear in a range of cold-wet to hot environments. ^[1]

Materials Used

The cap is made of an olive green shade 107 wind resistant cotton poplin cloth. The earlap lining is made of wool/cotton flannel cloth.

Specification

• MIL-C-1911 revision B

Nomenclature

• CAP, FIELD, COTTON, M-1951
• CAP, FIELD, COTTON, WIND RESISTANT POPLIN, M-1951

Logistics

• Quartermaster stock number
  • 73-C-16100 through 73-C-16125 ^[2]
• Federal Stock Number
  • 7: 8405-268-8011
  • 7 1/4: 8405-268-8012

Similar Item

• Ridgeway cap (unofficial)

Replacement

• Cold Weather Cap as a component of the cold-wet/cold-dry clothing system.
• The same basic design cap in woodland camouflage pattern was reintroduced for wear with the temperate weather battle dress uniform.

Notes

1. ↑ Quartermaster R & E Center. "Laundering Characteristics of Environmental Headgear; Army Cap, Field, Cotton, OG 107 and Navy Cap, Intermediate, Cold Weather". October 1959. [pdf]
2. ↑ https://hdl.handle.net/2027/uiug.30112119570098?urlappend=%3Bseq=35