Open-face Filter Holders

Lightweight, corrosion-resistant filter holders for routine air sampling

25 mm holder is autoclavable. Can be used for bacterial monitoring and particulate analysis.
37 and 47 mm holders include a plastic cap that protects samples after filtration.

25 mm holder is designed for clean room sampling and collection of breathing-zone air samples.
37 and 47 mm holders can be used for trapping airborne particles, fluorescent tracers, and other contaminants.

Materials of Construction
Holder:
25 mm: Delrin* (acetal resin)
37 and 47 mm: Aluminum
Hose Barb Adapter: Nylon
Support Screen:
25 mm: Type 316 stainless steel
37 and 47 mm: Type 304 stainless steel
O-ring: Viton*

Effective Filtration Area
25 mm: 3.7 cm²
37 mm: 4.9 cm²
47 mm: 9.6 cm²

Dimensions
Overall Length:
25 mm: 2 cm (0.8 in.)
37 and 47 mm: 2.4 cm (0.9 in.)
Diameter:
25 mm: 3.5 cm (1.4 in.)
37 mm: 4.4 cm (1.7 in.)
47 mm: 5.4 cm (2.1 in.)

Inlet/Outlet Connections
1/8 in. -27 FNPT; includes 6.4 mm (1/4 in.) ID hose barb adapter

Sterilization
Provided non-sterile; autoclavable if desired at 121 - 123 ºC (250 - 253 ºF) at 1.0 bar (100 kPa, 15 psi) for 15 - 20 min

Filter Holder, Delrin
Part Number	Description	Pkg	Price	Qty
1107	25 mm, Open-face Delrin plastic	6/pkg	145.43
Replacement Parts, 25 mm Delrin
73179	Hose barb adapter, Nylon, 1/8 in. MNPT to 6.4 mm (1/4 in.) ID tubing	1/pkg	4.25
83475	O-ring, ARP No. -117, Viton	1/pkg	3.45
Filter Holders, Aluminum
1219	37 mm, Open-face aluminum	1/pkg	429.95
1220	47 mm, Open-face aluminum	1/pkg	441.33
Replacement Parts, 37 and 47 mm Aluminum
1222	47 mm aluminum collar	1/pkg	102.62
245	Plastic cap plug, 47 mm	1/pkg	19.83
4235	47 mm supoprt screen, type 304 stainless steel	1/pkg	90.16
4239	47 mm wave washer	1/pkg	14.53
73179	Hose barb adapter, Nylon, 1/8 in. MNPT to 6.4 mm (1/4 in.) ID tubing	1/pkg	4.25
96406	37 mm aluminum collar	1/pkg	101.11
99121	37 mm support screen, type 304 stainless steel	1/pkg	52.46
99122	37 mm wave washer	1/pkg	17.84

Contact Customer Service at 800-521-1520 for possible lead-time and date item will be available to ship.