6685-00-130-3947
Find complete technical information, availability, and procurement data for: 6685-00-130-3947
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Federal Supply Group
Instruments and Laboratory Equipment
Federal Supply Classification
6685 Humidity Measuring and Controlling Instruments, Temperature and Pressure
National Stock Number
6685-00-130-3947
Item Name Code
19138
Assigment Date
12/06/1968 (57 years ago)
An automatic throttling device designed to absorb fluid pulsations and surges, thus reducing mechanical vibrations. Excludes:dampener, flutter.
8.000 inches maximum overall length, 0.250 inches nominal pipe size designation, poseidon material; trident material end item identification, npt screw thread series designator, 1/4-18 thread size
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Nominal Pipe Size Designation
- 0.250 inches
- Overall Length
- 8.000 inches maximum
- Thread Size
- 1/4-18
- End Item Identification
- poseidon material; trident material
- Screw Thread Series Designator
- npt
- Thread Location
- external and internal
- Connection Quantity
- 2
- Operating Pressure Range
- +0.0 to 800.0 pounds per square inch
- Fluid Type For Which Designed
- steam and water and 0il and gasoline
- Threaded Direct Pressure Connection
- provided
- Tube Connection Type
- flareless
- Gage End Connection Type
- female and male
- Material
- copper alloy
- Nondefinitive Spec/Std Data
- ii type and 1 class
- Departure From Cited Designator
- as modified by material
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| A04E | Fluid Pressure Dampener |
| M2940-2-L-A-S-G | Fluid Pressure Dampener |
| MIL-PRF-2940 | Fluid Pressure Dampener |
| MIL-S-2940 | Fluid Pressure Dampener |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 6685-00-130-3947?
The FSCG of the NSN 6685-00-130-3947 is 6685
Does the NSN 6685-00-130-3947 have a Schedule B code assigned?
Yes, the Schedule B code is 9026200000
Does NSN 6685-00-130-3947 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 6685-00-130-3947 contain precious materials?
Precious metal content is unknown
Does NSN 6685-00-130-3947 contain hazardous materials?
Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
When the NSN 6685-00-130-3947 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Fri, Dec 6, 1968
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 10 |
| Total | 10 |
Availability of this item was last updated on:
03/31/2026 03:03 PM EDT.
Stock levels and pricing are subject to change.