Parts:
NOTE: This list does not include hardware items such as bolts, nuts, washers, and O-rings. The manufacturer uses stainless steel hardware in standard U. S. sizes, and MIL-SPEC O-rings.
Howell Laboratories, Inc. is CAGE 22501.
Mk I
Part Description |
HLI Part No. |
NSN |
Qty. |
Prefilter Element with Gaskets |
7139 |
|
1 |
Particulate Filter Screen |
2653-01 |
|
1 |
Trap-Dump Assembly |
7045-G501 |
|
1 |
Overhaul Kit, Trap Unit |
4400-2/9 |
4820-00-12-0079 |
ref |
Membrane Element |
7001-G501 |
|
3 |
Overhaul Kit, Flowmeter Ball Valve |
7056-03/07 |
|
3 ref |
Dew Point Sensor/Cable Assembly |
8639-G501 |
|
1 |
Instrument Panel Assembly |
7038-G501 |
|
|
Purge Flowmeter |
7058-G501 |
|
1 |
Overhaul Kit, Purge Flowmeter |
7058-05 |
|
ref |
Calibration Flowmeter |
7059-G501 |
|
1 |
Overhaul Kit, Calibration Flowmeter |
7059-04 |
|
ref |
Pressure Gauge |
3912-G503 |
6685-01-105-2972 |
1 |
Purge Pressure Regulator |
7044-G501 |
|
1 |
Repair Kit for Purge Pressure Regulator |
7044-03 |
|
ref |
Filter Pressure Differential Indicator |
4787-01 |
6685-01-222-8139 |
1 |
Dew Point Alarm Monitor Subassembly |
7006-G503 |
|
|
Lamp-Test Push Button Switch |
3917-03 |
5930-01-285-6665 |
1 |
Alarm Lamp (red) |
3907-G503 |
6210-01-280-3356 |
1 |
Power-On Lamp (white) |
3907-G501 |
6210-01-170-7327 |
1 |
Lamp Replacement Bulb |
3907-06 |
|
4 ref |
Toggle Switch |
3042-02 |
5930-00-642-9188 |
2 |
Circuit Board, Humidity Alarm |
8345-G502 |
|
1 |
Fuse |
8252-MDL-01 |
|
2 |
Flasher |
4901-01 |
5945-01-193-0058 |
1 |
Potentiometer Assembly |
8353-G501 |
|
1 |
LED Display Board |
8342-G502 |
|
1 |
Push Button Switch |
8343-G501 |
|
1 |
Electromagnetic Interference Filter |
6777-01 |
|
1 |
Humidity Alarm Buzzer |
6797-01 |
|
1 |
Resistor |
RCR42G682JS |
|
1 |
Transformer |
8338-G501 |
|
1 |
Mk IA
Part Description |
HLI Part No. |
NSN |
Qty. |
Prefilter Element with Gaskets |
7139 |
|
1 |
Particulate Filter Screen |
2653-01 |
|
1 |
Spring, Particulate Filter Screen |
1015-08 |
|
1 |
Mass Flowmeter |
7177-01 |
|
1 |
Trap-Dump Assembly |
7045-G501 |
|
1 |
Overhaul Kit, Trap Unit |
4400-2/9 |
4820-00-12-0079 |
ref |
Membrane Element |
7001-G501 |
|
3 |
Overhaul Kit, Flowmeter Ball Valve |
7056-03/07 |
|
3 ref |
Mass Flowmeter |
7177-01 |
|
1 |
Dew Point Sensor/Cable Assembly |
8639-G501 |
|
1 |
Instrument Panel Assembly |
7038-G502 |
|
|
Purge Flowmeter |
7058-G501 |
|
1 |
Overhaul Kit, Purge Flowmeter |
7058-05 |
|
ref |
Calibration Flowmeter |
7059-G501 |
|
1 |
Overhaul Kit, Calibration Flowmeter |
7059-04 |
|
ref |
Pressure Gauge |
3912-G503 |
6685-01-105-2972 |
1 |
Purge Pressure Regulator |
7044-G501 |
|
1 |
Repair Kit for Purge Pressure Regulator |
7044-03 |
|
ref |
Filter Pressure Differential Indicator |
4787-01 |
6685-01-222-8139 |
1 |
Dew Point Alarm Monitor Subassembly |
7006-G503 |
|
|
Lamp-Test Push Button Switch |
3917-03 |
5930-01-285-6665 |
1 |
Alarm Lamp (red) |
3907-G503 |
6210-01-280-3356 |
1 |
Power-On Lamp (white) |
3907-G501 |
6210-01-170-7327 |
1 |
Lamp Replacement Bulb |
3907-06 |
|
4 ref |
Toggle Switch |
3042-02 |
5930-00-642-9188 |
2 |
Circuit Board, Humidity Alarm |
8345-G502 |
|
1 |
Fuse |
8252-MDL-01 |
|
2 |
Flasher |
4901-01 |
5945-01-193-0058 |
1 |
Potentiometer Assembly |
8353-G501 |
|
1 |
LED Display Board |
8342-G502 |
|
1 |
Push Button Switch |
8343-G501 |
|
1 |
Electromagnetic Interference Filter |
6777-01 |
|
1 |
Humidity Alarm Buzzer |
6797-01 |
|
1 |
Resistor |
RCR42G682JS |
|
1 |
Transformer |
8338-G501 |
|
1 |
Mk II
Part Description |
HLI Part No. |
NSN |
Qty. |
Prefilter Element with Gaskets |
7139 |
|
1 |
Particulate Filter Screen |
2653-01 |
|
1 |
Spring, Particulate Filter Screen |
1015-08 |
|
1 |
Mass Flowmeter |
7177-01 |
|
1 |
Trap-Dump Assembly |
7045-G502 |
|
1 |
Overhaul Kit, Trap Unit |
4400-2/9 |
4820-00-12-0079 |
ref |
Membrane Element |
7001-G501 |
|
4 |
Overhaul Kit, Flowmeter Ball Valve |
7056-03/07 |
|
4 ref |
Dew Point Sensor/Cable Assembly |
8639-G501 |
|
1 |
Instrument Panel Assembly |
7038-G502 |
|
|
Purge Flowmeter |
7058-G501 |
|
1 |
Overhaul Kit, Purge Flowmeter |
7058-05 |
|
ref |
Calibration Flowmeter |
7059-G501 |
|
1 |
Overhaul Kit, Calibration Flowmeter |
7059-04 |
|
ref |
Pressure Gauge |
3912-G503 |
6685-01-105-2972 |
1 |
Purge Pressure Regulator |
7044-G501 |
|
1 |
Repair Kit for Purge Pressure Regulator |
7044-03 |
|
ref |
Filter Pressure Differential Indicator |
4787-G504 |
6685-01-222-8139 |
1 |
Dew Point Alarm Monitor Subassembly |
7006-G503 |
|
|
Lamp-Test Push Button Switch |
3917-03 |
5930-01-285-6665 |
1 |
Alarm Lamp (red) |
3907-G503 |
6210-01-280-3356 |
1 |
Power-On Lamp (white) |
3907-G501 |
6210-01-170-7327 |
1 |
Lamp Replacement Bulb |
3907-06 |
|
4 ref |
Toggle Switch |
3042-02 |
5930-00-642-9188 |
2 |
Circuit Board, Humidity Alarm |
8345-G502 |
|
1 |
Fuse |
8252-MDL-01 |
|
2 |
Flasher |
4901-01 |
5945-01-193-0058 |
1 |
Potentiometer Assembly |
8353-G501 |
|
1 |
LED Display Board |
8342-G502 |
|
1 |
Push Button Switch |
8343-G501 |
|
1 |
Electromagnetic Interference Filter |
6777-01 |
|
1 |
Humidity Alarm Buzzer |
6797-01 |
|
1 |
Resistor |
RCR42G682JS |
|
1 |
Transformer |
8338-G501 |
|
1 |
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