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7903 Series: Reducers

Stocked in standard 6” lengths

7903 Series Reducers Serve A Dual Purpose:

Can be used as a coolant hose
Can be used as a charge air connector (CAC)

Construction:

Silicone hose with 4-plies of Meta-Aramid Reinforcement

Specifications:

Meets or exceeds the operating requirements of SAE J20 R1 Class A
Meets or exceeds the operating requirements of TMC RP303B Class I Grade II
Temperature range is -65°F (-54°C) to +500°F (+260°C)
Working pressure is 1/3 of the burst pressure
Standard Wall Thickness is .170”/.220”

Applications:

For heavy duty pressure connections in hostile engine environments
Resists hardening, cracking, cold leaks, aging, and many chemicals

Part Number	Inside Diameter Inch MM		Outside Diameter Inch MM		Overall Length Inches	Burst Pressure - PSI SAE J20 R1 TMC		Weight LBS	Clamp
FLX7903-100125	1.00/1.25	25/32	1.39/1.64	35/42	6.00	275	125	0.5	2582-0016/2582-0020 2584-0175/2584-0212
FLX7903-100150	1.00/1.50	25/38	1.39/1.89	35/48	6.00	250	125	0.5	2582-0016/2582-0024 2584-0175/2584-0212
FLX7903-100175	1.00/1.75	25/44	1.39/2.14	35/54	6.00	225	125	0.5	2582-0016/2582-0028 2584-0175/2584-0262
FLX7903-100200	1.00/2.00	25/51	1.39/2.39	35/61	6.00	200	100	0.5	2582-0016/2582-0032 2584-0175/2584-0262
FLX7903-125200	1.25/2.00	32/51	1.64/2.39	42/61	6.00	200	100	0.5	2582-0020/2582-0032 2584-0175/2584-0262
FLX7903-150200	1.50/2.00	38/51	1.89/2.39	48/61	6.00	200	100	0.5	2582-0024/2582-0032 2584-0212/2584-0262
FLX7903-175200	1.75/2.00	44/51	2.14/2.39	54/61	6.00	200	100	0.5	2582-0028/2582-0032 2584-0262/2584-0262
FLX7903-200225	2.00/2.25	51/57	2.39/2.64	61/67	6.00	175	100	0.5	2582-0032/2582-0036 2584-0262/2584-0312
FLX7903-200250	2.00/2.50	51/64	2.39/2.89	61/73	6.00	150	100	0.5	2582-0032/2582-0040 2584-0262/2584-0312
FLX7903-200275	2.00/2.75	51/70	2.39/3.14	61/80	6.00	125	100	0.5	2582-0032/2582-0044 2584-0262/2584-0362
FLX7903-200300	2.00/3.00	51/76	2.39/3.39	61/86	6.00	100	100	0.5	2582-0032/2582-0048 2584-0262/2584-0362
FLX7903-225250	2.25/2.50	57/64	2.64/2.89	67/73	6.00	150	100	0.5	2582-0036/2582-0040 2584-0312/2584-0312
FLX7903-225275	2.25/2.75	57/70	2.64/3.14	67/80	6.00	125	100	0.5	2582-0036/2582-0044 2584-0312/2584-0362
FLX7903-225300	2.25/3.00	57/76	2.64/3.39	67/86	6.00	100	100	0.5	2582-0036/2582-0048 2584-0312/2584-0362
FLX7903-250275	2.50/2.75	64/70	2.89/3.14	73/80	6.00	125	100	0.5	2582-0040/2582-0044 2584-0312/2584-0362
FLX7903-250300	2.50/3.00	64/76	2.89/3.39	73/86	6.00	100	100	0.5	2582-0040/2582-0048 2584-0312/2584-0362
FLX7903-250350	2.50/3.50	64/89	2.89/3.89	73/99	6.00	75	100	0.5	2582-0040/2582-0056 2584-0312/2584-0412
FLX7903-275300	2.75/3.00	70/76	3.14/3.39	80/86	6.00	100	100	0.5	2582-0044/2582-0048 2584-0362/2584-0362
FLX7903-300350	3.00/3.50	76/89	3.39/3.89	86/99	6.00	75	100	0.5	2582-0048/2582-0056 2584-0362/2584-0412
FLX7903-300400	3.00/4.00	76/102	3.39/4.39	86/112	6.00	50	100	0.5	2582-0048/2582-0064 2584-0362/2584-0462
FLX7903-350400	3.50/4.00	89/102	3.89/4.39	99/112	6.00	50	100	0.5	2582-0056/2582-0064 2584-0412/2584-0462
FLX7903-400500	4.00/5.00	102/127	4.39/5.39	112/137	6.00	N/A	N/A	0.5	2584-0462/2584-0562

*Specifications for reference only. Specific test data available on request.

Available in the following hose ID sizes: (ID x 6.00” OAL):

Standard Sizes (ID x ID)

Fractional (Inch)

1” x 1-1/4”

1” x 1-1/2”

1” x 1-3/4”

1” x 2”

1-1/4” x 2”

1-1/2” x 2”

1-3/4” x 2”

2” x 2-1/4”

2” x 2-3/4”

2” x 3”

Standard Sizes (ID x ID)

Decimal (Inch)

1.00” x 1.25”

1.00” x 1.50”

1.00” x 1.75”

1.00” x 2.00”

1.25” x 2.00”

1.50” x 2.00”

1.75” x 2.00”

2.00” x 2.25”

2.00” x 2.75”

2.00” x 3.00”

Standard Sizes (ID x ID)

Millimeter (mm)

25mm x 32mm

25mm x 38mm

25mm x 44mm

25mm x 51mm

32mm x 51mm

38mm x 51mm

44mm x 51mm

51mm x 57mm

51mm x 64mm

51mm x 70mm

51mm x 76mm

Standard Sizes (ID x ID)

Fractional (Inch)

2-1/4” x 2-1/2”

2-1/4” x 2-3/4”

2-1/4” x 3”

2-1/2” x 2-3/4”

2-1/2” x 3”

2-1/2” x 3-1/2”

2-3/4” x 3”

3” x 3-1/2”

3” x 4”

3-1/2” x 4”

4” x 5”

Standard Sizes (ID x ID)

Decimal (Inch)

2.25” x 2.50”

2.25” x 2.75”

2.25” x 3.00”

2.50” x 2.75”

2.50” x 3.00”

2.50” x 3.50”

2.75” x 3.00”

3.00” x 3.50”

3.00” x 4.00”

3.50” x 4.00”

4.00” x 5.00”

Standard Sizes (ID x ID)

Millimeter (mm)

57mm x 64mm

57mm x 70mm

57mm x 76mm

64mm x 70mm

64mm x76mm

64mm x 89mm

70mm x 76mm

76mm x 89mm

76mm x 102mm

89mm x 102mm

102mm x 127mm

*Additional & Custom Sizes Available!

*45° & 90° Silicone Elbow Reducers Also Available!