NSN 6625-01-421-2500 · NIIN 014212500 · Part number 7387K22
Mcmaster-Carr Supply Co · FSC 6625 — Electrical and Electronic Properties Measuring and Testing Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 39428
Government record, cited
NSN 6625-01-421-2500 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-421-2500. Manufacturer of record part number: 7387K22.
Also searched as6625-01-421-2500 ·
6625014212500 ·
NIIN 014212500 ·
01-421-2500 ·
FSC 6625 Electrical and Electronic Properties Measuring and Testing Instruments · CAGE 39428 · 7387K22
Nearby stock numbers← 6625-01-421-2499 Test Set, Telemetering System
·
6625-01-421-2501 Analyzer, Spectrum →
Features
Ohmmeter — FSC 6625
Indicator Type: DIAL W/POINTER
Accuracy in Percent: -5.0 TO 5.0 AT FULL SCALE FIRST INDICATOR ALL RANGES
Style Designator: PORTABLE W/TILT VIEW HANDLE
Functional Description: MEASURES GROUND CONNECTION RESISTANCE OF ELECTRICAL INSTALLATIONS SUCH AS THOSE FOUND IN POWER PLANTS,INDUSTRIAL PLANTS,HIGH-TENSION TOWERS,AND LIGHTNING ARRESTORS;MEASURES EARTH REISITANCE FROM 0 TO 1000 OHMS AND VOLTAGE UP TO 30 V V
Frequency Rating: 0.0 HERTZ MINIMUM AND 500.0 HERTZ MAXIMUM
Furnished Items and Quantity: 1.5V BATTERIES 4;MEASUREMENT LEADS 3;EARTH SPIKES 2;CARRYING CASE 1;ACCESSORY CASE 1;INSTRUCTIONS 1 V
Installation Design: HANDHELD
Identification
NSN: 6625-01-421-2500
NIIN: 014212500
FSC: 6625 — Electrical and Electronic Properties Measuring and Testing Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 7387K22
Manufacturer: Mcmaster-Carr Supply Co
General Description
The Ohmmeter, cataloged under National Stock Number 6625-01-421-2500, 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 Mcmaster-Carr Supply Co. Government technical data includes 7 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6625-01-421-2500
Primary Part Number
7387K22
Item Name
Ohmmeter
FSC / FSG
6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments
Manufacturer
Mcmaster-Carr Supply Co
Status
ACTIVE
Indicator Type
DIAL W/POINTER
Accuracy in Percent
-5.0 TO 5.0 AT FULL SCALE FIRST INDICATOR ALL RANGES
Style Designator
PORTABLE W/TILT VIEW HANDLE
Functional Description
MEASURES GROUND CONNECTION RESISTANCE OF ELECTRICAL INSTALLATIONS SUCH AS THOSE FOUND IN POWER PLANTS,INDUSTRIAL PLANTS,HIGH-TENSION TOWERS,AND LIGHTNING ARRESTORS;MEASURES EARTH REISITANCE FROM 0 TO 1000 OHMS AND VOLTAGE UP TO 30 V V
Frequency Rating
0.0 HERTZ MINIMUM AND 500.0 HERTZ MAXIMUM
Furnished Items and Quantity
1.5V BATTERIES 4;MEASUREMENT LEADS 3;EARTH SPIKES 2;CARRYING CASE 1;ACCESSORY CASE 1;INSTRUCTIONS 1 V
Installation Design
HANDHELD
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 6625 — Electrical and Electronic Properties Measuring and Testing Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6625-00-000-0309
6625-00-000-0309 · Item name not on file
6625-00-000-0480
6625-00-000-0480 · Item name not on file
6625-00-001-1338
6625-00-001-1338 · Item name not on file
6625-00-001-1341
6625-00-001-1341 · Item name not on file
6625-00-001-1371
6625-00-001-1371 · Item name not on file
6625-00-001-1373
6625-00-001-1373 · Item name not on file
6625-00-001-1374
6625-00-001-1374 · Item name not on file
6625-00-001-1377
SWEEP GENERATOR SUBASSEMBLY
Frequently Asked Questions
What is NSN 6625-01-421-2500?
NSN 6625-01-421-2500 is a Ohmmeter, manufactured by Mcmaster-Carr Supply Co, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
What part numbers are listed for NSN 6625-01-421-2500?
NSN 6625-01-421-2500 has 1 manufacturer part number on file: 7387K22 (Mcmaster-Carr Supply Co).
What are the specifications of 7387K22?
Key specifications for 7387K22: Overall Height: 4.870 INCHES NOMINAL IN; Indicator Type: DIAL W/POINTER; Accuracy in Percent: -5.0 TO 5.0 AT FULL SCALE FIRST INDICATOR ALL RANGES; Style Designator: PORTABLE W/TILT VIEW HANDLE. 7 specifications are documented in the U.S. Government catalog.
Is NSN 6625-01-421-2500 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.