Aircraft Stainless Tube Tolerances

Cold Drawn Type 304-¹/₈

Specification	Size OD Range Inches	Tolerances
		O.D.		Wall
		Plus	Minus	Plus	Minus
MIL-T-6845 CVA 1-404 DMS 1578 MMS 296	up to 0.500	.003"	.003"	10%	10%
	0.501 to 0.999	.004"	.004"	10%	10%
	1.000 to 1.499	.005"	.005"	10%	10%
	1.500 to 1.999	.006"	.006"	10%	10%
	2.000 to 2.499	.007"	.007"	10%	10%
	2.500 to 3.499	.010"	.010"	10%	10%
	3.500 to 5.4999	.015"	.105"	10%	10%

Annealed Type 304

Specification	Size OD Range Inches	Tolerances
		O.D.		Wall
		Plus	Minus	Plus	Minus
MIL-T-8504	Under 0.188	.003"	.000"	10%	10%
	0.188 to 0.499	004"	.000"	10%	10%
	0.500 to 1.499	.005"	.000"	10%	10%
	1.500 to 2.249	.010"	.000"	10%	10%
	2.250 to 3.000	.010"	.010"	10%	10%
	3.001 to 5.000	.015"	.015"	10%	10%

Annealed Types 321/347

Specification	Size OD Range Inches	Tolerances
		O.D.		Wall
		Plus	Minus	Plus	Minus
MIL-T-8808 MIL-T-860 MMS-261 (T-321) MIL-T-8506 (T-304)	Under 0.094	.001"	.001"	10%	10%
	0.094 to 0.187	.0015"	.0015"	10%	10%
	0.188 to 0.499	.003"	.003"	10%	10%
	0.500 to 0.999	.004"	.004"	10%	10%
	1.000 to 1.499	.005"	.005"	10%	10%
	1.500 to 1.999	.006"	.006"	10%	10%
	2.000 to 2.499	.007"	.007"	10%	10%
	2.500 to 3.499	.010"	.010"	10%	10%
	3.500 to 5.000	.015"	.015"	10%	10%

Special Products

Material	Specification	Tolerances
		O.D.		Wall
		Plus	Minus	Plus	Minus
21-6-9 CD	AMS 5561	.003"	.000"	10%	10%
T-304L, ANN	LAC 08-4346	.003"	.000"	10%	10%
T-304L, ANN	STM 0397	.003"	.000"	10%	10%
T-304L, 1/8 HD	11244464	.003"	.000"	10%	10%
T-304L, 118 HD	DMS 1900	.003"	.000"	10%	10%
T-321, 1/8 HD	CVA 1-409	.003"	.000"	10%	10%
T-321, 1/8 HD	LAC 08-4349	.003"	.000"	10%	10%
304L/321/347, 1/8 HD	MIL-T-8973	.003"	.000"	15%	15%

The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other purposes.

Production Tube Cutting Inc. can provide competitive tube cutting, tube bending, tube forming, tube machining, custom tube fabrication and tube pre-assembly services for your stainless steel tube requirements, including aircraft stainless steel tube tolerances, cold drawn type 304-1/8 hard, annealed type 304, annealed types 321/347 and special products. Contact us today for a quick quotation or more information.

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