PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

666-4Gage Stock,thickness

L.s. Starrett Company (the) Div Tool Division · NSN 5210-00-277-1618 · FSC 5210 · No Item Name Available
Verified by PartsTable
NSN 5210-00-277-1618 — this item is cataloged by the U.S. Government under National Stock Number 5210-00-277-1618. Primary manufacturer part number: 666-4.
Features
  • Gage Stock,thickness — FSC 5210
  • Length: 25.000 FEET NOMINAL FT
  • Interval Line/thickness Markings: INCLUDED
  • Case: PROVIDED
  • Thickness: 0.0040 INCHES NOMINAL IN
  • Width: 0.500 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: L.s. Starrett Company (the) Div Tool Division
Applications
  • Quality assurance and inspection
  • Precision measurement and calibration
  • Laboratory and test equipment
General Description

The Gage Stock,thickness, cataloged under National Stock Number 5210-00-277-1618, is classified within Federal Supply Class 5210 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is L.s. Starrett Company (the) Div Tool Division. Government technical data includes 5 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: Active.

Technical Specifications
ParameterValue
NSN5210-00-277-1618
Primary Part Number666-4
Item NameGage Stock,thickness
FSC / FSG5210 / 52 — No Item Name Available
ManufacturerL.s. Starrett Company (the) Div Tool Division
StatusACTIVE
Length25.000 FEET NOMINAL FT
Interval Line/thickness MarkingsINCLUDED
CasePROVIDED
Thickness0.0040 INCHES NOMINAL IN
Width0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5210-00-083-0288599-9642-10 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5945-00-100-125952801 INTERCHANGEABLE
Relay,electromagnetic
Wells Mfg Co
5210-00-277-1613666-1 1/2 INTERCHANGEABLE
Gage Stock,thickness
L.s. Starrett Company (the) Div Tool Division
5210-00-277-1619599-9642-50 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5210-00-277-1620599-9642-20 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5210-00-277-1621599-9642-30 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5210-00-357-9434599-9642-60 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5210-00-357-9438599-9642-130 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5210-00-357-9439666-15 INTERCHANGEABLE
Gage Stock,thickness
L.s. Starrett Company (the) Div Tool Division
2805-00-464-3283630387 INTERCHANGEABLE
Cover,oil Pump
Am General Llc
Cross-Reference Index
Part NumberManufacturer
GGG-G-17 TY8CL4STB General Services Administration Federal Supply Service (USA)
666-4 PRIMARY L.s. Starrett Company (the) Div Tool Division (USA)
52801 L.s. Starrett Company (the) Div Tool Division (USA)
599-9642-40 PRIMARY Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
GGG-G-17 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5210-00-083-0288INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-10
5945-00-100-1259INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
52801
5210-00-277-1613INTERCHANGEABLE
GAGE STOCK,THICKNESS
666-1 1/2
5210-00-277-1619INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-50
5210-00-277-1620INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-20
5210-00-277-1621INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-30
5210-00-357-9434INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-60
5210-00-357-9438INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-130
5210-00-357-9439INTERCHANGEABLE
GAGE STOCK,THICKNESS
666-15
2805-00-464-3283INTERCHANGEABLE
COVER,OIL PUMP
630387
6125-00-832-7941INTERCHANGEABLE
BAR,PRESSURE
5280-1
4720-00-857-1732INTERCHANGEABLE
HOSE,NONMETALLIC

Frequently Asked Questions

What is NSN 5210-00-277-1618?

NSN 5210-00-277-1618 is a Gage Stock,thickness, manufactured by L.s. Starrett Company (the) Div Tool Division, classified under FSC 5210 (No Item Name Available). Status: active.

What are the part numbers for NSN 5210-00-277-1618?

NSN 5210-00-277-1618 has 5 cross-referenced part numbers: GGG-G-17 TY8CL4STB (General Services Administration Federal Supply Service), 666-4 (L.s. Starrett Company (the) Div Tool Division), 52801 (L.s. Starrett Company (the) Div Tool Division), 599-9642-40 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa), GGG-G-17 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5210-00-277-1618?

There are 12 known substitutes for 5210-00-277-1618: 5210-00-083-0288, 5945-00-100-1259, 5210-00-277-1613 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 666-4?

Key specifications for 666-4: Length: 25.000 FEET NOMINAL FT; Interval Line/thickness Markings: INCLUDED; Case: PROVIDED; Thickness: 0.0040 INCHES NOMINAL IN. 5 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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