The Voltmeter, cataloged under National Stock Number 6625-01-128-7574, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Triplett (bluffton) Corporation Dba Lfe Instruments. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-128-7574 |
| Primary Part Number | 321-HR-0 TO 25VAC RECTIFIED |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Triplett (bluffton) Corporation Dba Lfe Instruments |
| Status | ACTIVE |
| Installation Design | PANEL |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Meter Depth Behind Mounting Flange | 1.281 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 2.840 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| Circuit Attachment Method and Quantity | 1 THREADED STUD |
| Mounting Hole Diameter | 0.149 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Measurement Range | +0.0 TO 25.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE |
| Installation Design | PANEL |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Meter Depth Behind Mounting Flange | 1.281 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 2.840 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| Circuit Attachment Method and Quantity | 1 THREADED STUD |
| Mounting Hole Diameter | 0.149 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Measurement Range | +0.0 TO 25.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-073-9982 (25-801860-3) |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JN |
| Part Number | Manufacturer |
|---|---|
| 321-HR | Triplett (bluffton) Corporation Dba Lfe Instruments (USA) |
| 52-4891 | Triplett (bluffton) Corporation Dba Lfe Instruments (USA) |
| 77C11585-1 | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems (USA) |
| 321-HR-0 TO 25VAC RECTIFIED PRIMARY | Triplett (bluffton) Corporation Dba Lfe Instruments (USA) |
NSN 6625-01-128-7574 is a Voltmeter, manufactured by Triplett (bluffton) Corporation Dba Lfe Instruments, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-01-128-7574 has 4 cross-referenced part numbers: 321-HR (Triplett (bluffton) Corporation Dba Lfe Instruments), 52-4891 (Triplett (bluffton) Corporation Dba Lfe Instruments), 77C11585-1 (Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems), 321-HR-0 TO 25VAC RECTIFIED (Triplett (bluffton) Corporation Dba Lfe Instruments).
There are 12 known substitutes for 6625-01-128-7574: 6625-00-073-9982, 6625-00-091-9968, 6625-00-115-9344 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 321-HR-0 TO 25VAC RECTIFIED: Installation Design: PANEL; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE; Mounting Bolt Circle Diameter: 3.160 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S). 24 total characteristics are documented in the Federal Logistics Information System.