The Meter,electrical Frequency, cataloged under National Stock Number 6625-01-104-4149, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-104-4149 |
| Primary Part Number | MK777-317 |
| Item Name | Meter,electrical Frequency |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics |
| Status | ACTIVE |
| Register Quantity | 1 |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 2.562 INCHES NOMINAL IN |
| Indicator Type | VIBRATING REED |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Attachment Method and Quantity | 2 WIRE LEAD |
| Meter Depth Behind Mounting Flange | 2.094 INCHES NOMINAL IN |
| Movement Type | VIBRATING REED |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Resonant Reed Quantity | 21 |
| Style Designator | ROUND FLUSH MTG |
| Mounting Hole Diameter | 0.150 INCHES NOMINAL IN |
| Features Provided | PORTABLE AND OVERRANGING |
| Scale Division Quantity | 21 SINGLE INDICATOR SINGLE RANGE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Frequency Response Range | +55.000 TO 75.000 HERTZ |
| Measurement Range | +55.0 TO 75.0 HERTZ SINGLE INDICATOR SINGLE RANGE |
| Furnished Items and Quantity | TEST LEADS, VINYL CARRYING CASE |
| Installation Design | HANDHELD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | Z |
| Weight | 2.0000 lbs |
| Cube | 0.1013 cu ft |
| Part Number | Manufacturer |
|---|---|
| MK777-317 | Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics (USA) |
| Reference | Meaning |
|---|---|
| 325068-9SP | 5/9 Secondary reference Avo Intl |
| 325068-9 | 5/9 Secondary reference Avo Intl |
| 34-FP-21-Y1 | 3/9 Design control — primary reference Lee Co the J B T Div |
NSN 6625-01-104-4149 is a Meter,electrical Frequency, manufactured by Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-104-4149 has 1 manufacturer part number on file: MK777-317 (Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics).
Key specifications for MK777-317: Register Quantity: 1; Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 2.562 INCHES NOMINAL IN; Indicator Type: VIBRATING REED. 20 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.