M16878 Electronic Hook-up Wire

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M16878 is a family of single-conductor electronic hook-up wires covering a wide range of insulation materials, voltage ratings, and temperature ratings for use in the internal wiring of electronic equipment. Available in PVC (Types B, C, D), Extruded PTFE (Types E, EE, ET), XLPE (Types L, LL, LX), and Extruded Polyamide/Nylon (Types BN, CN, DN).

ConductorCoated Copper

Voltage Range250 – 3000 V

Temp Range105°C – 200°C

AWG Range32 – 4/0

Specification Overview

All Types

Mil-Spec	Insulation	Voltage	Temp.	AWG Range	Type
MIL-DTL-16878/1	PVC	600	105°C	32 THRU 14	B
MIL-DTL-16878/2	PVC	1000	105°C	26 THRU 12	C
MIL-DTL-16878/3	PVC	3000	105°C	24 THRU 4	D
NEMA HP3 (M16878/4)	Extruded PTFE	600	200°C	30 THRU 10	E
NEMA HP3 (M16878/5)	Extruded PTFE	1000	200°C	32 THRU 8	EE
NEMA HP3 (M16878/6)	Extruded PTFE	250	200°C	32 THRU 20	ET
NEMA HP5 (M16878/14)	XLPE	600	125°C	32 THRU 14	L
NEMA HP5 (M16878/15)	XLPE	1000	125°C	26 THRU 12	LL
NEMA HP5 (M16878/16)	XLPE	3000	125°C	26 THRU 4/0	LX
MIL-DTL-16878/17	Extruded Polyamide (Nylon)	600	105°C	26 THRU 14	BN
MIL-DTL-16878/18	Extruded Polyamide (Nylon)	1000	105°C	24 THRU 12	CN
MIL-DTL-16878/19	Extruded Polyamide (Nylon)	3000	105°C	24 THRU 6	DN

MIL-DTL-16878/1 — Type B

PVC · 600V · 105°C

Single layer of thin-wall (.010") polyvinyl chloride (PVC) insulation. Resistant to water, oil, acids, solvents, and fungus. Commonly used for internal wiring of electronic equipment.

Blake Part Number	AWG	Stranding	Nom. O.D. (in)	Nom. Insulation Thickness (in)	LBS/MFT
BW-321BU-X ›	32	Solid	0.030	0.010	1
BW-327BU-X ›	32	7 x 40	0.029	0.010	1
BW-301BU-X ›	30	Solid	0.032	0.010	1
BW-307BU-X ›	30	7 x 38	0.031	0.010	1
BW-281BU-X ›	28	Solid	0.034	0.010	1
BW-287BU-X ›	28	7 x 36	0.035	0.010	1
BW-261BU-X ›	26	Solid	0.038	0.010	2
BW-267BU-X ›	26	7 x 34	0.039	0.010	2
BW-2619BU-X ›	26	19 x 38	0.040	0.010	2
BW-241BU-X ›	24	Solid	0.043	0.010	2
BW-247BU-X ›	24	7 x 32	0.044	0.010	2
BW-2419BU-X ›	24	19 x 36	0.044	0.010	2
BW-221BU-X ›	22	Solid	0.048	0.010	3
BW-227BU-X ›	22	7 x 30	0.051	0.010	3
BW-2219BU-X ›	22	19 x 34	0.052	0.010	3
BW-201BU-X ›	20	Solid	0.055	0.010	5
BW-207BU-X ›	20	7 x 28	0.058	0.010	5
BW-2019BU-X ›	20	19 x 32	0.059	0.010	5
BW-187BU-X ›	18	7 x 26	0.068	0.010	7
BW-1819BU-X ›	18	19 x 30	0.070	0.010	7
BW-1619BU-X ›	16	19 x 29	0.080	0.010	9
BW-1419BU-X ›	14	19 x 27	0.092	0.010	14

X = Color Code — specify color when ordering. Contact us for available colors.

MIL-DTL-16878/2 — Type C

PVC · 1000V · 105°C

Single layer of medium wall (.015") polyvinyl chloride (PVC) insulation. Resistant to water, oil, acids, solvents, and fungus. Commonly used for internal wiring of electronic equipment.

Blake Part Number	AWG	Stranding	Nom. O.D. (in)	Nom. Insulation Thickness (in)	LBS/MFT
BW-261CU-X ›	26	Solid	0.054	0.016	2
BW-267CU-X ›	26	7 x 34	0.057	0.016	2
BW-2619CU-X ›	26	19 x 38	0.057	0.016	2
BW-241CU-X ›	24	Solid	0.058	0.016	3
BW-247CU-X ›	24	7 x 32	0.062	0.016	3
BW-2419CU-X ›	24	19 x 36	0.062	0.016	3
BW-221CU-X ›	22	Solid	0.064	0.016	4
BW-227CU-X ›	22	7 x 30	0.063	0.016	4
BW-2219CU-X ›	22	19 x 34	0.063	0.016	4
BW-201CU-X ›	20	Solid	0.070	0.016	5
BW-207CU-X ›	20	7 x 28	0.070	0.016	5
BW-2019CU-X ›	20	19 x 32	0.071	0.016	5
BW-181CU-X ›	18	Solid	0.079	0.016	8
BW-187CU-X ›	18	7 x 26	0.080	0.016	8
BW-1819CU-X ›	18	19 x 30	0.087	0.016	8
BW-161CU-X ›	16	Solid	0.089	0.016	11
BW-1619CU-X ›	16	19 x 29	0.092	0.016	11
BW-141CU-X ›	14	Solid	0.102	0.016	15
BW-1419CU-X ›	14	19 x 27	0.105	0.016	15
BW-1219CU-X ›	12	19 x 25	0.129	0.016	23

X = Color Code — specify color when ordering. Contact us for available colors.

MIL-DTL-16878/3 — Type D

PVC · 3000V · 105°C

Single layer of heavy wall (.031") polyvinyl chloride (PVC) insulation. Resistant to water, oil, acids, solvents, and fungus. Commonly used for internal wiring of electronic equipment.

Blake Part Number	AWG	Stranding	Nom. O.D. (in)	Nom. Insulation Thickness (in)	LBS/MFT
BW-267DU-X ›	26	7 x 34	0.053	0.031	3
BW-247DU-X ›	24	7 x 32	0.084	0.031	5
BW-2419DU-X ›	24	19 x 36	0.082	0.031	5
BW-227DU-X ›	22	7 x 30	0.092	0.031	6
BW-2219DU-X ›	22	19 x 34	0.089	0.031	6
BW-207DU-X ›	20	7 x 28	0.098	0.031	7
BW-2019DU-X ›	20	19 x 32	0.097	0.031	8
BW-187DU-X ›	18	7 x 26	0.109	0.031	10
BW-1819DU-X ›	18	19 x 30	0.107	0.031	10
BW-1619DU-X ›	16	19 x 29	0.118	0.031	13
BW-1419DU-X ›	14	19 x 27	0.130	0.031	18
BW-1219DU-X ›	12	19 x 25	0.160	0.037	29
BW-1037DU-X ›	10	37 x 26	0.182	0.037	40
BW-8133DU-X ›	8	133 x 29	0.246	0.037	68
BW-6133DU-X ›	6	133 x 27	0.290	0.037	104

X = Color Code — specify color when ordering. Contact us for available colors.

M16878/4 — Type E & NEMA HP3 Type E

PTFE · 600V · 200°C

General-purpose electronic hook-up wire with a single layer of polytetrafluoroethylene (PTFE) insulation. Resistant to thermal aging, solder, iron damage, open flames, moisture, solvents, grease, ozone, and other chemicals. Ideal for high-temperature internal electronic applications requiring high frequency and low power loss. Conductor: Silver Plated Copper.

Blake Part Number	AWG	Stranding	Nom. O.D. (in)	Nom. Insulation Thickness (in)	LBS/MFT
BW-0009-X ›	30	Solid	0.030	0.010	1
BW-0005-X ›	30	7 x 38	0.032	0.010	1
BW-0019-X ›	28	Solid	0.033	0.010	2
BW-0010-X ›	28	7 x 36	0.035	0.010	2
BW-0015-X ›	28	19 x 40	0.035	0.010	2
BW-0029-X ›	26	Solid	0.036	0.010	2
BW-0020-X ›	26	7 x 34	0.040	0.010	2
BW-0025-X ›	26	19 x 38	0.039	0.010	2
BW-0039-X ›	24	Solid	0.040	0.010	2
BW-0030-X ›	24	7 x 32	0.044	0.010	3
BW-0035-X ›	24	19 x 36	0.045	0.010	3
BW-0049-X ›	22	Solid	0.045	0.010	3
BW-0040-X ›	22	7 x 30	0.050	0.010	4
BW-0045-X ›	22	19 x 34	0.051	0.010	4
BW-0059-X ›	20	Solid	0.052	0.010	4
BW-0050-X ›	20	7 x 28	0.058	0.010	5
BW-0055-X ›	20	19 x 32	0.058	0.010	6
BW-0069-X ›	18	Solid	0.060	0.010	8
BW-0065-X ›	18	19 x 30	0.069	0.010	8
BW-0075-X ›	16	19 x 29	0.080	0.013	10
BW-0085-X ›	14	19 x 27	0.095	0.013	15
BW-0095-X ›	12	19 x 25	0.114	0.015	23
BW-0100-X ›	10	37 x 26	0.134	0.013	35

X = Color Code — specify color when ordering. Contact us for available colors.

M16878/5 — Type EE & NEMA HP3 Type EE

PTFE · 1000V · 200°C

Intended for electronic use in protected applications where high temperature will be encountered. PTFE resists solvents, greases, ozone, and most other chemicals. Excellent, stable electrical characteristics with low power loss, ideal for high frequency applications. Conductor: Silver Plated Copper.

Blake Part Number	AWG	Stranding	Nom. O.D. (in)	Nom. Insulation Thickness (in)	LBS/MFT
BW-0200-X ›	32	Solid	0.038	0.015	1
BW-0201-X ›	32	7 x 40	0.039	0.015	1
BW-0202-X ›	30	Solid	0.040	0.015	1
BW-0203-X ›	30	7 x 38	0.042	0.015	1
BW-0204-X ›	30	19 x 42	0.042	0.015	1
BW-0219-X ›	28	Solid	0.043	0.015	2
BW-0210-X ›	28	7 x 36	0.045	0.015	2
BW-0215-X ›	28	19 x 40	0.045	0.015	2
BW-0229-X ›	26	Solid	0.046	0.015	2
BW-0220-X ›	26	7 x 34	0.049	0.015	2
BW-0225-X ›	26	19 x 38	0.049	0.015	2
BW-0239-X ›	24	Solid	0.050	0.015	3
BW-0230-X ›	24	7 x 32	0.052	0.015	3.05
BW-0235-X ›	24	19 x 36	0.052	0.015	3.13
BW-0249-X ›	22	Solid	0.055	0.015	4
BW-0240-X ›	22	7 x 30	0.058	0.015	4.11
BW-0245-X ›	22	19 x 34	0.058	0.015	4.25
BW-0259-X ›	20	Solid	0.062	0.015	5
BW-0250-X ›	20	7 x 28	0.066	0.015	5.75
BW-0255-X ›	20	19 x 32	0.066	0.015	5.99
BW-0269-X ›	18	Solid	0.071	0.015	8.24
BW-0265-X ›	18	19 x 30	0.076	0.015	8.64
BW-0275-X ›	16	19 x 29	0.085	0.015	10.99
BW-0285-X ›	14	19 x 27	0.100	0.015	16.45
BW-0295-X ›	12	19 x 25	0.120	0.015	24.61
BW-0207-X ›	10	37 x 26	0.143	0.015	36.61
BW-0213-X ›	8	133 x 29	0.209	0.024	68

X = Color Code — specify color when ordering. Contact us for available colors.

M16878/6 — Type ET & NEMA HP3 Type ET

PTFE · 250V · 200°C

General-purpose electronic hook-up wire with a single layer of extruded PTFE insulation. Commonly used in high-temperature internal electronic applications with low power loss and ideal for high frequency. Conductor: Silver Plated Copper.

Blake Part Number	AWG	Stranding	Nom. O.D. (in)	Nom. Insulation Thickness (in)	LBS/MFT
BW-0400-X ›	32	Solid	0.020	0.006	0.45
BW-0401-X ›	32	7 x 40	0.021	0.006	0.50
BW-0409-X ›	30	Solid	0.022	0.006	0.62
BW-0408-X ›	30	7 x 38	0.024	0.006	0.70
BW-0419-X ›	28	Solid	0.025	0.006	0.83
BW-0410-X ›	28	7 x 36	0.027	0.006	0.96
BW-0415-X ›	28	19 x 40	0.027	0.006	0.96
BW-0429-X ›	26	Solid	0.028	0.006	1.16
BW-0420-X ›	26	7 x 34	0.031	0.006	1.31
BW-0425-X ›	26	19 x 38	0.031	0.006	1.36
BW-0439-X ›	24	Solid	0.032	0.006	1.93
BW-0430-X ›	24	7 x 32	0.036	0.006	1.93
BW-0435-X ›	24	19 x 36	0.036	0.006	1.97
BW-0445-X ›	22	7 x 30	0.040	0.006	2.89
BW-0440-X ›	22	19 x 34	0.040	0.006	3.98
BW-0450-X ›	20	7 x 28	0.046	0.006	4.28
BW-0455-X ›	20	19 x 32	0.046	0.006	4.56

X = Color Code — specify color when ordering. Contact us for available colors.

M16878/14 — Type L & NEMA HP5 Type L

XLPE · 600V · 125°C

Cross-linked polyethylene (PE) insulated general-purpose electronic hook-up wire. Commonly used in switchboards, panel boards, and distribution boards. Conductor: Tin Plated Copper.

Blake Part Number	AWG	Stranding	Diam. Min. (in)	Diam. Max. (in)	Nom. O.D. (in)
BW-321L-X ›	32	Solid	0.024	0.030	0.008
BW-327L-X ›	32	7 x 40	0.026	0.032	0.010
BW-301L-X ›	30	Solid	0.026	0.032	0.010
BW-307L-X ›	30	7 x 38	0.028	0.034	0.012
BW-281L-X ›	28	Solid	0.029	0.035	0.013
BW-287L-X ›	28	7 x 36	0.031	0.037	0.015
BW-261L-X ›	26	Solid	0.032	0.038	0.016
BW-267L-X ›	26	7 x 34	0.035	0.041	0.019
BW-2619L-X ›	26	19 x 38	0.035	0.041	0.020
BW-241L-X ›	24	Solid	0.036	0.044	0.020
BW-247L-X ›	24	7 x 32	0.040	0.047	0.024
BW-2419L-X ›	24	19 x 36	0.040	0.047	0.025
BW-221L-X ›	22	Solid	0.041	0.050	0.025
BW-227L-X ›	22	7 x 30	0.046	0.053	0.030
BW-2219L-X ›	22	19 x 34	0.046	0.053	0.032
BW-201L-X ›	20	Solid	0.048	0.055	0.032
BW-207L-X ›	20	7 x 28	0.054	0.061	0.038
BW-2019L-X ›	20	19 x 32	0.054	0.061	0.040
BW-181L-X ›	18	Solid	0.056	0.064	0.040
BW-187L-X ›	18	7 x 26	0.064	0.071	0.048
BW-1819L-X ›	18	19 x 30	0.064	0.071	0.050
BW-161L-X ›	16	Solid	0.067	0.075	0.051
BW-1619L-X ›	16	19 x 29	0.073	0.081	0.057
BW-141L-X ›	14	Solid	0.080	0.088	0.064
BW-1419L-X ›	14	19 x 27	0.088	0.096	0.072

X = Color Code — specify color when ordering. Contact us for available colors.