PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D600Calibrator Subassembly

Measurement Science Directorate Corona Div Naval Surface Warfare Center Po Box 5000 Corona Ca 92878-5000 · NSN 6625-01-668-6440 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-668-6440 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-668-6440. Primary manufacturer part number: D600.
Features
  • Calibrator Subassembly — FSC 6625
  • 1 verified cross-reference
  • Primary manufacturer: Measurement Science Directorate Corona Div Naval Surface Warfare Center Po Box 5000 Corona Ca 92878-5000
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Calibrator Subassembly, cataloged under National Stock Number 6625-01-668-6440, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Measurement Science Directorate Corona Div Naval Surface Warfare Center Po Box 5000 Corona Ca 92878-5000. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-01-668-6440
Primary Part NumberD600
Item NameCalibrator Subassembly
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMeasurement Science Directorate Corona Div Naval Surface Warfare Center Po Box 5000 Corona Ca 92878-5000
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
Computer System,digital
2805-00-356-0959D600 INTERCHANGEABLE
Push Rod,engine Poppet Valve
Essex Industries, Inc. Dba Essex Industries
2320-00-500-8146 INTERCHANGEABLE
Truck,cargo
5961-00-727-356210041558 INTERCHANGEABLE
Semiconductor Device,diode
Us Army Aviation and Missile Command
6685-00-896-4974D600 INTERCHANGEABLE
Gland
Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument
2320-00-926-7200 INTERCHANGEABLE
Truck,materials Handling-Contain
2320-00-965-1067 INTERCHANGEABLE
Truck,materials Handling-Contain
4931-00-994-7119D600 INTERCHANGEABLE
Collimator,telescope
Davidson Optronics Inc. Dba Doi Venture
Cross-Reference Index
Part NumberManufacturer
D600 PRIMARY Measurement Science Directorate Corona Div Naval Surface Warfare Center Po Box 5000 Corona Ca 92878-5000 (USA)
Related Parts
7010-01-544-4674SUCCESSOR
COMPUTER SYSTEM,DIGITAL
2805-00-356-0959INTERCHANGEABLE
PUSH ROD,ENGINE POPPET VALVE
D600
2320-00-500-8146INTERCHANGEABLE
TRUCK,CARGO
5961-00-727-3562INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
10041558
6685-00-896-4974INTERCHANGEABLE
GLAND
D600
2320-00-926-7200INTERCHANGEABLE
TRUCK,MATERIALS HANDLING-CONTAIN
2320-00-965-1067INTERCHANGEABLE
TRUCK,MATERIALS HANDLING-CONTAIN
4931-00-994-7119INTERCHANGEABLE
COLLIMATOR,TELESCOPE
D600

Frequently Asked Questions

What is NSN 6625-01-668-6440?

NSN 6625-01-668-6440 is a Calibrator Subassembly, manufactured by Measurement Science Directorate Corona Div Naval Surface Warfare Center Po Box 5000 Corona Ca 92878-5000, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-668-6440?

NSN 6625-01-668-6440 has 1 cross-referenced part number: D600 (Measurement Science Directorate Corona Div Naval Surface Warfare Center Po Box 5000 Corona Ca 92878-5000).

What NSN replaces 6625-01-668-6440?

There are 8 known substitutes for 6625-01-668-6440: 7010-01-544-4674, 2805-00-356-0959, 2320-00-500-8146 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D600?

Key specifications for D600: Part Name Assigned by Controlling Agency: CALIBRATION PIN; Part Name Assigned by Controlling Agency: CALIBRATION PIN. 2 total characteristics are documented in the Federal Logistics Information System.

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