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Howell Laboratories, Inc.

P. O. Box 389, 188 Harrison Rd., Bridgton Maine 04009 USA
(207) 647-3327 (888) 744-8359 FAX (207) 647-8273 contracts@howelllabs.com

- An Employee-Owned Company -
Certified to ISO 9001:2000

Parts for Model 5250

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.

Technical Manual SN571-AB-MMO-010

Part Description NSN HLI Part No. Qty

Cooling (Air) Module 5400 1
Cooler Sub-Assembly 4420-01-322-7680 5413-G501 1
Sample Chamber Assembly 6635-01-242-2253 5159-G501 1
Mirror/Heat Sink 5331 1
O-Ring, Mirror/Heat Sink MS28778-013 2
Temperature Sensor 5397 1
End Plug Cone 5332 1
O-Ring, End Plug Cone OD MS28778-040 1
Coupler Bushing 5420 1
O-Ring, under Coupler Bushing MS28778-??? 1
Heat Exchanger Core 5433 1
Eductor Housing 5334 1
O-Ring, Eductor Housing ID/Vortex Tube OD 5330-00-803-7208 MS28778-2 1
O-Ring, Eductor Housing/Shell Seal MS28778-041 1
Eductor Needle 5330 1
Lens Housing Assembly 5416 1
Lens 6210-01-326-1693 5225-01 1
O-Ring, Lens MS9021-024 2
Flowmeter 5395 1
Valve, Temperature Control 5396 1
Valve, Selector 4820-0-006-3623 4120-G502 1
Valve, Pressure Relief 4820-01-322-7578 5409 1
Transducer, Pressure 5383 1
Window 5384 1
O-Ring, Window MS28778-018 1
Electrical Module 5401-G501 1
Electrical Point-to-Point Diagram 5431 ref
Electrical Processor Assembly 5387 1
Test Switch 5399-02 1
Fuse (10 A) 3043-02 1
Hold Switch 5399-01 1
Electrical Inlet, Twist-Lock 5127 1
Digital Indicator with Connector 1266-G503 1
Lamp Assembly 5228-G502 1
Power Supply, Lamp 5229-G502 1
Selector Switch 1523-02 1
Power Supply 5388 1
Sample Tube Assembly
nipple, hose section, tube section, cap, plug, cable, o-ring
5402 1
O-Ring, Sample Tube Plug 5330-00-580-8916 MS9021-011 1
Quick-Disconnect Fitting (Snap-Tite Connector) 5403 1
Power Cord 5154 1

Last updated: 03/19/2008
Webmaster: Al Friend
© 2002-2008 Howell Laboratories, Inc. All rights reserved.