The Ammeter, cataloged under National Stock Number 6625-01-227-3797, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Phaostron Instrument and Electronic Company. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-227-3797 |
| Primary Part Number | 621-204 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | ACTIVE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Hole Diameter | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Indicator Type | DIAL W/POINTER |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Overall Diameter | 2.695 INCHES MAXIMUM IN |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Meter Depth Behind Mounting Flange | 1.170 INCHES NOMINAL IN |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Circuit Construction Type | NONELECTRONIC |
| Meter Body Diameter Behind Mounting Flange | 2.150 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Installation Design | PANEL |
| Style Designator | ROUND FLUSH MTG |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Panel for Which Designed | NONMAGNETIC |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Hole Diameter | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Indicator Type | DIAL W/POINTER |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Overall Diameter | 2.695 INCHES MAXIMUM IN |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Meter Depth Behind Mounting Flange | 1.170 INCHES NOMINAL IN |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Circuit Construction Type | NONELECTRONIC |
| Meter Body Diameter Behind Mounting Flange | 2.150 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | J |
| Part Number | Manufacturer |
|---|---|
| 6625PL0792989 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 621-204 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
NSN 6625-01-227-3797 is a Ammeter, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-01-227-3797 has 2 cross-referenced part numbers: 6625PL0792989 (Jednolity Indeks Materialowy - Uniform Material Index), 621-204 (Phaostron Instrument and Electronic Company).
There is 1 known substitute for 6625-01-227-3797: 5905-00-116-8569. Verify interchangeability with system specifications before substitution.
Key specifications for 621-204: Nuclear Hardness Critical Feature: NONHARDENED; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE; Mounting Hole Diameter: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Indicator Type: DIAL W/POINTER. 30 total characteristics are documented in the Federal Logistics Information System.