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MS24388 REV H

MIL-STD REV H DEPARTMENT OF DEFENSE • MILITARY STANDARD
MS24388 REV H
FED. SUP CLASS
4730

MILITARY STANDARD — MS 24388 REV H

TEE, FLARED TUBE, INTERNAL THREAD ON SIDE, PRECISION TYPE
This Military Standard is approved for use by HQ AFLC CASO/LODS, Federal Center, Battle Creek, MI 49016, Department of the Air Force, and is available for use by all Departments and agencies of the Department of Defense.
User activities: —
Review activities: ARMY — ME, AV  |  NAVY — AS  |  DSC — CS
P.A. (Preparing Activity): AIR FORCE — 99
Other Custodian: AIR FORCE — 99
Engineering Drawing of MS24388 Flared Tube Tee Fitting with Internal Thread on Side, Precision Type

NOTES & SPECIFICATIONS

TOLERANCE UP TO AND INCLUDING -6 SIZE ± 2-1/2°, ABOVE -6 SIZE ± 1-1/2°.
(a) THIS SURFACE SHALL BE FREE FROM LONGITUDINAL AND SPIRAL TOOL MARKS. ANNULAR TOOL MARKS SHALL NOT EXCEED 32 MICROINCHES AA (SEE ANSI B46.1).
MATERIAL: STEEL; ALUMINUM ALLOY; CORROSION RESISTANT STEEL (CRES); TITANIUM ALLOY; BARS, SHAPES, OR FORGINGS (SEE PROCUREMENT SPECIFICATION).
FINISH: SEE PROCUREMENT SPECIFICATION.
NO CODE LETTER IN PART NUMBER FOR STEEL.
ADD D IN PLACE OF DASH FOR ALUMINUM ALLOY (EXCEPT 7075-T73).
ADD J IN PLACE OF DASH FOR CRES, TYPE 304.
ADD K IN PLACE OF DASH FOR CRES, TYPE 316.
ADD S IN PLACE OF DASH FOR CRES, TYPE 347.
ADD T IN PLACE OF DASH FOR TITANIUM ALLOY.
ADD W IN PLACE OF DASH FOR 7075-T73 ALUMINUM ALLOY.
TITANIUM IS NOT RECOMMENDED FOR USE IN OXYGEN SYSTEMS.
EXAMPLE OF PART NUMBERS:
MS24388-8 − TEE, 1/2 TUBING, STEEL.
MS24388D8 − TEE, 1/2 TUBING, ALUMINUM ALLOY (EXCEPT 7075-T73).
MS24388J8 − TEE, 1/2 TUBING, CRES, TYPE 304.
MS24388K8 − TEE, 1/2 TUBING, CRES, TYPE 316.
MS24388S8 − TEE, 1/2 TUBING, CRES, TYPE 347.
MS24388T8 − TEE, 1/2 TUBING, TITANIUM ALLOY.
HMS24388W8 − TEE, 1/2 TUBING, 7075-T73 ALUMINUM ALLOY.
BREAK ALL SHARP EDGES AND REMOVE ALL HANGING BURRS AND SLIVERS.
DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCE: FRACTIONS ± 1/64.
IN ADDITION TO THE SAMPLING REQUIREMENTS OF THE PROCUREMENT SPECIFICATION, THE SURFACE OF THE CONE ENDS ON 100% OF THE TEES OF A LOT SHALL BE INSPECTED.
FOR DESIGN FEATURE PURPOSES, THIS STANDARD TAKES PRECEDENCE OVER PROCUREMENT DOCUMENTS REFERENCED HEREIN.
REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATIONS FOR BID.
H DENOTES CHANGES

TABLE I — DIMENSIONS

↔ Swipe horizontally to view all columns
DASH
NO.
TUBING
OD
THREAD T
(REF)
K
+3/64
−0
Q
+3/64
−0
R
+3/64
−0
U
RAD
V W
MIN
X
MIN
Z
DIA
2 1/8 5/16-24UNJF-3A 5/8 29/32 1-15/32 1/16 1/2 15/32 5/16 9/16
3 3/16 3/8-24UNJF-3A 11/16 31/32 1-1/2 3/32 9/16 1/2 — 5/8
4 1/4 7/16-20UNJF-3A 3/4 1-3/16 1-3/4 3/4 11/16 7/16 3/4
5 5/16 1/2-20UNJF-3A 3/4 1-3/16 1-3/4 3/4 11/16 7/16 3/4
6 3/8 9/16-18UNJF-3A 13/16 1-1/4 2 1/8 7/8 25/32 — 7/8
8 1/2 3/4-16UNJF-3A 1 1-7/16 2-5/32 1-1/16 29/32 1/2 1-1/16
10 5/8 7/8-14UNJF-3A 1-5/32 1-5/8 2-3/8 1-1/16 29/32 1/2 1-3/16
12 3/4 1-1/16-12UNJ-3A 1-11/32 1-13/16 2-5/8 1-5/16 1-3/32 5/8 1-7/16
16 1 1-5/16-12UNJ-3A 1-17/32 2-1/16 2-27/32 1-5/8 1-5/16 3/4 1-11/16
20 1-1/4 1-5/8-12UNJ-3A 1-23/32 2-1/4 3-1/32 1-7/8 1-1/2 7/8 2

REVISIONS (APPROVED 26 FEB 57)

REV DATE REMARKS
A 6 MAR 58 —
B 31 AUG 59 —
C 30 DEC 59 —
D 10 FEB 67 —
E 10 NOV 68 —
F 16 JUN 78 —
G 22 MAR 79 —
H 16 Apr 82 FOR CHANGES SEE PAGES 1 & 2.

TITLE BLOCKS (DD FORM 672-1)

P.A. AIR FORCE — 99 H
Other Cust AIR FORCE — 99 H
PROCUREMENT SPECIFICATION MIL-F-5509
SUPERSEDES AN783 H
TITLE
TEE, FLARED TUBE, INTERNAL THREAD ON SIDE, PRECISION TYPE
MILITARY STANDARD
MS 24388
SHEET
1
OF
2
P.A. AIR FORCE — 99 H
Other Cust AIR FORCE — 99 H
PROCUREMENT SPECIFICATION MIL-F-5509
SUPERSEDES AN783 H
TITLE
TEE, FLARED TUBE, INTERNAL THREAD ON SIDE, PRECISION TYPE
MILITARY STANDARD
MS 24388
SHEET
2
OF
2
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