Power 9v battery, plastic case, dimensions 6.1 inch l x 3.7 inch w x 1.3 inch h, temp 59 to 95 degrees f
No other part numbers with same form, fit, and function found.
NSN 6220-01-591-4337
NSN 5965-01-240-0233
NSN 5930-00-382-5761
NSN 5975-00-688-4625
NSN 6135-01-519-7879
NSN 6135-01-383-0151
NSN 6645-00-313-2324
NSN 6240-00-113-5239
NSN 7035-01-383-6549
NSN 6105-00-283-2849
NSN 5935-00-932-2866
NSN 6685-01-423-8076