2 what is its

[alabama11]

Found at the HUD. Older than 1960. Would like some opinions.
The top one is brass and maybe the bottom one is too. Thanks for looking. Top one
Is 2.5 inches width and .5 inches height.

 

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[Back-of-the-boat]

The bottom one is a buckle and the little flipper should be where the rub spot is.

 

[bowwinkles]

Top looks to be a part of a military pistol belt. https://www.galaxyarmynavy.com/products/9045group

 

[alabama11]

I was thinking a knife belt piece. A military Spanish american war period building was nearby.

 

[crashbandicoot]

Top looks to be a part of a military pistol belt. https://www.galaxyarmynavy.com/products/9045group

bowwinkles has it right,the male half of a military web belt buckle,known in the Corps as 782 gear after the form you signed to get it.