I
I
BELL SYSTEM
AT&TCo
PRACTICES
SECTION
Sfcrnckrrd
MOUNTING
CORDS
FOR SINGIAWNE
ONE-BUTTON
TELEPHONE
IDENTIFICATION
*TABLE
MOUNTING
LENGTH
COLOR
(NOTE)
–03,
1 –51,
–56,
–60,
–50,
–53,
–58,
–62
SPRING
–29
6 feet
or
12 feet
D4BJ
(MD)
–29
Standard,
Long,
Extra Long
SETS
INTENDED
STRAIGHT
USE
— TELEPHONE
500.A/B/C/D/E/F/J/K/W/Y,
5olA/B/c/D/F/J/K,
507A/B, 509A/B,
i 1500 L)/Y, 1660A1/Bl, 2500D/Y (all MD),
2660A1, 581A Telephone Set
●
Stanclard,
Long,
Extra Long
D4BC
At
CORDS FOR TELEPHONE
Standard
D3BN
(MD)
SET%
The reason for reis:;uing this section is tc add
the D-ICH-87, four-conductor
mounting cord,
Revision arrows are LIswi to emphasize the mt~re sig-nificant changes.
This section iists mounting cor(i.; intendecl for
use with single-line ami or,e-hu iton telephor, e
~~i.~.
‘1’able A lists the mounting
cord code number,
color, len~{th, and i.c:epione sets t!lev .tre intci]ded to
be IIsed ~vi;h.
D~B~
AND
1.02
1.01
CODE
1983
AND SELECTK3N
GENERAL
1.
501-140-103
Issue 12, November
5ooA/B/c/D/E/F/J/K/w/Y,
501A/B/C/D/F/J/K,
507A/B, 509A/B,
533A/B, 1500D/Y, 2500 D/Y (all MD)
●
5ooA/B/c/D/E/F/J/K/w/Y,
501A/B/C/D/F/J/K,
507.4/B, 509A/B,
510A/B, 532-Type, 533-Type, 535-Type,
536-Type, 1500-Type, 1660-Type (all MD),
2660A1
●
Replace with D4BK
●
See note at end of table.
NOTICE
Not for use or disclosure
Bell System
except
Printed
under
outside
written
in U.S.A.
the
agreement
Page 1
SECTION
501-140-103
$TABLE
MOUNTING
CODE
LENGTH
COLOR
D4BK
—50,
–53,
–58,
–60,
–62,
–~7
D4BN
—51,
–56,
–59,
–61,
–64,
(NOTE)
A4 (Cantd)
CORDS FOR TELEPHONE
SPRING
I
STRAIGHT
INTENDED
USE — TELEPHONE
Standard,
Long,
Extra Long
●
500A/B/C/D/E/F/J/K/W/Y,
5olA/B/c/D/F/J/K,
507A/B, 509A/B,
510A/B/L/M,
532-Type, 533-Type,
535-Type, 536-Type, 1500-Type,
2500D/M/S/Y,
5302GR, 5304CR,
5306CR, 541OACR (all MD)
–29
Standard,
Long,
Extra Long
●
750A/B (MD), 1750A/B (MD), 2750A/B
D4BP
(MD)
–29
Standard,
Long,
Extra Long
●
501P/U, 510A/B, 536A/B, 1500M/S,
2500M/S (all MD)
D4BT
–87
Standard,
Long,
Extra Long
●
5ooA/B/c/D/E/F/J/K/w/Y,
5olA/B/c/D/F/J/K,
507A/B, 509A/B,
510A/B, 532-Type, 533-Type, 535-Type,
536-Type, 701B/D, 702B/D, 1500-Type,
1660-Type, 1702B/D, 2500 D/M/S/Y (all MD),
2660A1, 2702B (MD), 2702D, 5302GR (MD),
5304CR (MD), 5306CR (MD),
581A Telephone Set
D4BU,
—29
●
p~c~
_~g,
–8’7
Standard,
Long,
Extra Long
500CM (MD), 500 DM/FM/SM/YM,
501 CM/DM/FM (MD), 702BNI, 900A, 91OA,
WIA, 930A, 940A/B/C, 2500M/DM/YM,
2515BM, 2702BM, 2900A, 291OA, 2921A,
2930A, 881A1OO through 881A108,
2881 A100/AIOl,
AD1/AD2/AD2M
Telephone Sets
DGAK
(MD)
–29
Standard,
I.ong,
Extra Long
●
Replace with D4BT or D6AF as required
D5AL
–87
Standard,
Long,
Extra Long
●
AD1 Telephone
Set
D5AN
–29
6 feet
or
12 feet
AD1 Telephone
Set
—
See note at end of table.
Page 2
I
SETS
●
I
1SS 12, SECTION
$TABLE
MOUNTING
CODE
I
LENGTH
COLOR
I
–50,
–53,
–58,
–60,
–87
(NOTE)
Aq (Contd)
CORDS FOR TELEPHONE
SPRING
501-140-103
SETS
[ STRAIGHT
INTENDED
USE — TELEPHONE
Standard,
Long,
Extra Long
●
502A/B (MD), 503 B/C/BM (MD), 503CJ’1,
51OEYF (MD), 515B (IVHl), 1500-Type (MD;,
2502B (MD), 2503C (MD), 251OF (MD),
2515B (MD), 581A Telephone Set
Standard,
Long,
Extra Long
●
701D (MD)
D6AA
–03,
–51,
– 56,
–59,
–62,
D6AB
–29
D6AC
–29
D6AF
–29
Standard,
Long,
Extra Long
●
660A1/A2, 663A1, 701B/D (MD), 702B (MD).
713B (MD), 1660-Type (MD), 1713B (MD),
2660A1/A2, 2663A1, 2702B (MD), 2713B (MD),
2860A2/A3/A6 (MD)
D6AL
(MD)
–87
Standard,
Long,
Extra Long
●
Two-line modular
D6AM
–29 (MD),
–87
Standard,
Long,
Extra Long
●
500MM, 514BM, 2500MM, 2514BM
D6AP
–87
Standard,
Long,
Extra Long
●
Will replace D6AL on two-line modular
telephone sets
D8AA
–87
Standard,
Long,
Extra Long
●
502BM, 503CM, 2502BM, 2503CM
D1ON
(MD)
–87
9 feet
●
513B (MD)
D1OP
–87
5 feet 6 inches,
9 feet,
13 feet, or
Extra Long
●
D1OR
–87
9 feet
or
Extra Long
●
329A/C (MD), 330A, 410CA/CC (MD),
411-Type
(MD), 412BC (MD), 660A1/’A2,
1660-Type (MD), 2660A3/A4,
2860A4/A5 (MD), 581A Telephone Set
D12E
–87
15 inches
●
751A/B (MD), 751C/D, 753A/B (MD),
1751 C/D (MD), 1753A/B (MD), 2751C/D,
2753A/B
502B (MD)
telephone
sets
500 R/S (MD), 511A/B (MD), 514B (MD),
1500S (MD), 1514B (MD), 2500S (MD),
2514B (MD)
A
See note at end of table.
Page 3
SECTION
501-140-103
+TABIE
MOUNTING
At
(Contd)
CORDS FOR TELEPHONE
SETS
CODE
--—- ~
CCLOR
-H!i
–87
~~14H ‘ &
(Ml))
I
I
J.. —
–4=+L
Il14L ] –S7
!MD)
I
LENGTH
(NOTE)
,.
I SPRING
feet 6 inches
.——
5 feet 6 inches,
~ 9 feet,
13 ieet, or
\ STRAIGHT
e
5
] 5 feet 6 inches,.,
I
I
4——————
+
D~qR 1 –87
\ 5 feet 6 inches,
5 feet,
13 feet, or
Extra Long
INTENDED
Replace with D14R
1
‘
I
USE — TELEPHONE
529B (MD]
Ie
i {J feet,
1
I 13 feet,
or
I Extra Long
\
e
~
●
.
i ‘ep’ace
‘“h
’14R
——
71113 (MD), 712B (MD), 712BM, 1712B (MD),
2712B (MD,), 2’712BM
D14S
–87
5 feet 6 inches,
13 feet, or,
Extra Long
●
712BM, 2712BM
D16F
–87
.5feet 6 inches,
9 feet,
‘ 13 feet, or
Extra Long
●
511C/D (MD), 1511D (MD)
L)16G
–s7
.5feet 6 inches,
9 feet,
13 feet, or
Extra Long
●
500AB (MD), 500ABM, 511C/D (MD)
D16J
–87
5 feet 6 inches,
9 feet,
13 feet, or
Extra Long
●
558 FM, 2558DM
D20J
–87
5 feet 6 inches,
9 feet,
13 feet, or
Extra Long
●
511F (MD), 1511F (MD), 2511F (MD)
D20K
–87
5 feet 6 inches,
9 feet,
13 feet, or
Extra Long
●
500 A/D/AB
D26D
–87
9 feet
●
AE1/AE2
(MD), 511H (MD), 2511H (MD)
Telephone
Set
iVote: Standard cords are approximately 7 feet in length. Long cords are approximately
Extra Long cords are approximately
25 feet in length.
1
?cige 4
4 ?iiges
14 feet in length.