LITTEL PLUG® PHONE PLUGS

1. 482NCP
2. 483NCP
3. 485NC

click here to download a schematic drawing
(you will need to have Adobe Acrobat installed on your system to do this)

FEATURES AND BENEFITS

* 3 conductor plug

* Designed for high quality communication equipment

* One-piece tip rod ensures electrical continuity

* Brass plug finger versions meet MIL specifications

* 'N' and 'NC' suffix versions have nickel-plated plug fingers, excellent for audio applications

* 'NC'' suffix option has rugged, heavy duty cable clamp, solder terminals for easier solderability and assembly. Metal shielded handle

* "NCP" - plastic handle

SPECIFICATIONS

Plug Finger: Brass, natural finish or nickel-plated

Terminals: Brass, electro tinned

Insulation: Ethyl cellulose, per MIL-P-22835, Type II, Class 1, or acetal resin

Handles: Plastic-nylon molding plastic, Type 6, per MIL-M-20693, Type II. Shielded metal handle with red, black or nickel finish

ORDERING INFORMATION

1. Order by part number.

2. Contact Switchcraft for more information.

3. Mating jacks available.

Part Number1	Conductors	Terminals	Typical Mating Jack	Handle	Handle Part Number	MIL Part Number	Notes
420	2	Screw3	MT331	Black4	ý T16762	M642/1-1	Old PJ-047B or Signal Corps PL-47. Similar to WECo-347D.
425	2	Screw3	MT331	Red4	T16761	M642/1-2	Old PJ-047R or Signal Corps
430	2	Screw3, 6	820	Black	M10252	M642/3-1	Old PJ-054B or Signal Corps PL-354. Dimemsion "A" - .25 inches (See Drawing).
440	2	Screw3, 6	MT331	Black	M1012	M642/4-1	Old PJ-055B or Signal Corps PL-55.
445	2	Screw3, 6	MT331	Red	M-1013	M642/4-2	Old PJ-055R.
470	2	Screw3, 6	MT331	Shielded	T125313	M642/4-3	Old PJ-055M or Signal Corps PL-125.
480	3	Screw3, 6	MT342B	Black	M10271	M642/5-1	Old PJ-068 or Signal Corps PL-68. Finger diameter .206 inches.
482*	3	Screw3	MT332B	Red5	T16891	M642/2-2	Old PJ-051R or Signal Corps PL-51. Similiar to WECo-310.
483*	3	Screw3	MT332B	Black5	ý T1973	M642/2-1	Old PJ-051B. JJ-022 and others
484	3	Screw3	MT342B	Red5	T1992	M642/8-1	Old PJ-309 or JJ-083. Finger diameter .206 inches. Similiar to WECo-309.
1 Internal threads in the ends of Numbers 420, 425, 482 and 483 Littel-Plug phone plugs are intended for engagement by threading over the outer jacket of patch cord to provide cable anchor. 2 Switchcraft Part Numbers. See the jacks section for additional mating jacks. 3 Switchcraft replacement screw P1070, Terminal Number P10695. Two each required per plug except 3 each for Number 480. 4 Switchcraft replacement screw T1677. One screw required to mount handle. 5 Switchcraft replacement screw T1990. One screw required to mount handle. 6 Strain Relief "U" Clamp is separate part. * Also available as nickel-plated. Specify 482N, 483N. Special order only. Contact Switchcraft

480 Series Part Numbering Chart

Part number	.206" dia. finger	1/4" dia. finger	Brass finger	Nickel finger	Handle material	Red handle	Black handle	Nickel handle	Standard clamp cable	Large clamp cable
480	•				Plastic				•
482		•			Plastic	•			•
482N		•		•	Plastic	•			•
482NC		•		•	Metal	•				•
482NCP		•		•	Plastic	•				•
483		•			Plastic		•		•
483N		•		•	Plastic		•		•
483NC		•		•	Metal		•			•
483NCP		•		•	Plastic		•			•
484	•		•		Plastic	•			•
485NC		•		•	Metal					•

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