PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P2Test Set,insulation Breakdown

Simpson Electric Company, Inc. · NSN 6625-00-643-1785 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-643-1785 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-643-1785. Primary manufacturer part number: P2.
Features
  • Test Set,insulation Breakdown — FSC 6625
  • Leakage Indicator Type: METER
  • Meter Quantity: 1
  • Meter Type: OHMMETER
  • Scale Range: +0.0 TO 1000.0 MEGOHMS
  • Supplementary Features: CARRYING CASE 1,INSTRUCTION BOOK1; PRODS 2,TEST LEADS 2
  • Installation Design: BENCH
  • Test Lead Quantity: 2
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Set,insulation Breakdown, cataloged under National Stock Number 6625-00-643-1785, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simpson Electric Company, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-643-1785
Primary Part NumberP2
Item NameTest Set,insulation Breakdown
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusCANCELLED
Leakage Indicator TypeMETER
Meter Quantity1
Meter TypeOHMMETER
Scale Range+0.0 TO 1000.0 MEGOHMS
Supplementary FeaturesCARRYING CASE 1,INSTRUCTION BOOK1; PRODS 2,TEST LEADS 2
Installation DesignBENCH
Test Lead Quantity2
Wire Termination TypeCLIP
Output Current TypeDC
Leakage Indicator TypeMETER
Meter Quantity1
Meter TypeOHMMETER
Scale Range+0.0 TO 1000.0 MEGOHMS
Supplementary FeaturesCARRYING CASE 1,INSTRUCTION BOOK1; PRODS 2,TEST LEADS 2
Installation DesignBENCH
Test Lead Quantity2
Wire Termination TypeCLIP
Output Current TypeDC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeU
Unit of IssueEA
SMR CodeWU
Verified Substitutes 12
No Item Name Available
Ohmmeter
5935-00-258-9109P310CCT INTERCHANGEABLE
Connector,plug,electrical
Cinch Connectivity Solutions Inc.
4310-00-400-4891P2 INTERCHANGEABLE
Piston and Shaft
Fl Industries Inc Pneumotive Div
6140-00-434-5883 INTERCHANGEABLE
Battery,storage
6625-00-509-801710MG INTERCHANGEABLE
Ohmmeter
Cabot Corp
6625-00-548-8185 INTERCHANGEABLE
Test Set,electronic Systems
5340-00-726-7425 INTERCHANGEABLE
Plug,protective,dust and Moistur
5325-00-917-5490G57NB-2 INTERCHANGEABLE
Pressl0k
Nmc Group, Inc.
5220-00-968-4609CM2 INTERCHANGEABLE
Gage,plug,plain Cylindrical
Comtorgage Corporation
Cross-Reference Index
Part NumberManufacturer
P2 Simpson Electric Company, Inc. (USA)
6625CID0021 Warner Robins Air Logistics Center (USA)
MIL-O-16485-TYPEGM Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AN/PSM-2A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6625CID0021 San Antonio Air Logistics Center (USA)
Related Parts
6625-00-519-2730SUCCESSOR
NO ITEM NAME AVAILABLE
6625-00-643-2250SUCCESSOR
OHMMETER
5935-00-258-9109INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
P310CCT
4310-00-400-4891INTERCHANGEABLE
PISTON AND SHAFT
P2
6140-00-434-5883INTERCHANGEABLE
BATTERY,STORAGE
6625-00-509-8017INTERCHANGEABLE
OHMMETER
10MG
6625-00-548-8185INTERCHANGEABLE
TEST SET,ELECTRONIC SYSTEMS
5340-00-726-7425INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
5325-00-917-5490INTERCHANGEABLE
PRESSL0K
G57NB-2
5220-00-968-4609INTERCHANGEABLE
GAGE,PLUG,PLAIN CYLINDRICAL
CM2
5996-00-990-2192INTERCHANGEABLE
AMPLIFIER,DIRECT CURRENT
5330-00-995-6230INTERCHANGEABLE
SEAL,PLAIN ENCASED
821737

Frequently Asked Questions

What is NSN 6625-00-643-1785?

NSN 6625-00-643-1785 is a Test Set,insulation Breakdown, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-643-1785?

NSN 6625-00-643-1785 has 5 cross-referenced part numbers: P2 (Simpson Electric Company, Inc.), 6625CID0021 (Warner Robins Air Logistics Center), MIL-O-16485-TYPEGM (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AN/PSM-2A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 6625CID0021 (San Antonio Air Logistics Center).

What NSN replaces 6625-00-643-1785?

There are 12 known substitutes for 6625-00-643-1785: 6625-00-519-2730, 6625-00-643-2250, 5935-00-258-9109 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P2?

Key specifications for P2: Leakage Indicator Type: METER; Overall Depth: 6.000 INCHES NOMINAL IN; Meter Quantity: 1; Meter Type: OHMMETER. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-643-1785 still in active supply?

NSN 6625-00-643-1785 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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