PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26900Grid,specimen,electron Microscop

Ernest F Fullam Inc · NSN 6640-00-471-1749 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-471-1749 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-471-1749. Primary manufacturer part number: 26900.
Features
  • Grid,specimen,electron Microscop — FSC 6640
  • General Characteristics Item Description: ALL COPPER 75 SQUARE MESH GRID; 3.05 MM DIAMETER WITH FOLDOVER CLOSURE; FOR TISSUE SAMPLES AND OTHER SOLID ITEMS; USED IN ELECTRON MICROSCOPES; 100 GRIDS PER CONTAINER W/SNAP CLOSURE LID; DISPOSABLE MM
  • 2 verified cross-references
  • Primary manufacturer: Ernest F Fullam Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Grid,specimen,electron Microscop, cataloged under National Stock Number 6640-00-471-1749, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ernest F Fullam Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-00-471-1749
Primary Part Number26900
Item NameGrid,specimen,electron Microscop
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerErnest F Fullam Inc
StatusACTIVE
General Characteristics Item DescriptionALL COPPER 75 SQUARE MESH GRID; 3.05 MM DIAMETER WITH FOLDOVER CLOSURE; FOR TISSUE SAMPLES AND OTHER SOLID ITEMS; USED IN ELECTRON MICROSCOPES; 100 GRIDS PER CONTAINER W/SNAP CLOSURE LID; DISPOSABLE MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5365-00-008-36822690 INTERCHANGEABLE
Spacer,plate
L3harris Technologies, Inc. Div Space and Airborne Systems
3110-00-100-07362690 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
1650-00-304-61722690 INTERCHANGEABLE
Tube,nose Landing Gear Cylinder
Goodrich Corporation
2990-00-441-81051109 INTERCHANGEABLE
Muffler,exhaust
Merit Industries Inc
3030-00-528-3827 INTERCHANGEABLE
Belt,v
2835-00-735-306926900 INTERCHANGEABLE
Crank and Pin Assembly
Alamo Aircraft, Ltd.
5340-00-805-1055 INTERCHANGEABLE
Buckle
6625-00-849-1445320S37 INTERCHANGEABLE
Ammeter
Ametek Inc Dba Ametek Iscd Div Iscd
3120-00-932-076426-90 INTERCHANGEABLE
Bushing,sleeve
Goodrich Corporation
4820-01-006-466126900 INTERCHANGEABLE
Valve,check
Rogerson Aircraft Equipment Group
Cross-Reference Index
Part NumberManufacturer
2690 Ernest F Fullam Inc (USA)
26900 PRIMARY Ernest F Fullam Inc (USA)
Related Parts
5365-00-008-3682INTERCHANGEABLE
SPACER,PLATE
2690
3110-00-100-0736INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
2690
1650-00-304-6172INTERCHANGEABLE
TUBE,NOSE LANDING GEAR CYLINDER
2690
2990-00-441-8105INTERCHANGEABLE
MUFFLER,EXHAUST
1109
3030-00-528-3827INTERCHANGEABLE
BELT,V
2835-00-735-3069INTERCHANGEABLE
CRANK AND PIN ASSEMBLY
26900
5340-00-805-1055INTERCHANGEABLE
BUCKLE
6625-00-849-1445INTERCHANGEABLE
AMMETER
320S37
3120-00-932-0764INTERCHANGEABLE
BUSHING,SLEEVE
26-90
4820-01-006-4661INTERCHANGEABLE
VALVE,CHECK
26900
6150-01-201-1513INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
2690
5975-01-279-0480INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2690

Frequently Asked Questions

What is NSN 6640-00-471-1749?

NSN 6640-00-471-1749 is a Grid,specimen,electron Microscop, manufactured by Ernest F Fullam Inc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-471-1749?

NSN 6640-00-471-1749 has 2 cross-referenced part numbers: 2690 (Ernest F Fullam Inc), 26900 (Ernest F Fullam Inc).

What NSN replaces 6640-00-471-1749?

There are 12 known substitutes for 6640-00-471-1749: 5365-00-008-3682, 3110-00-100-0736, 1650-00-304-6172 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26900?

Key specifications for 26900: General Characteristics Item Description: ALL COPPER 75 SQUARE MESH GRID; 3.05 MM DIAMETER WITH FOLDOVER CLOSURE; FOR TISSUE SAMPLES AND OTHER SOLID ITEMS; USED IN ELECTRON MICROSCOPES; 100 GRIDS PER CONTAINER W/SNAP CLOSURE LID; DISPOSABLE MM. 1 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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