PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-S-656Square,carpenter's

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5210-00-221-2052 · FSC 5210 · No Item Name Available
Verified by PartsTable
NSN 5210-00-221-2052 — this item is cataloged by the U.S. Government under National Stock Number 5210-00-221-2052. Primary manufacturer part number: GGG-S-656.
Features
  • Square,carpenter's — FSC 5210
  • Nondefinitive Spec/std Data: 2 TYPE AND 1 STYLE AND A CLASS
  • Material: STEEL
  • Design Type: ONE-PIECE
  • Body Length: 12.000 INCHES NOMINAL IN
  • Blade Edge Smallest Graduation Unit: 1/16 INCH AND 1/12 INCH AND 1/8 INCH IN
  • Tongue Length: 8.000 INCHES IN
  • 3 verified cross-references
Applications
  • Applications requiring Steel construction
General Description

The Square,carpenter's, cataloged under National Stock Number 5210-00-221-2052, is classified within Federal Supply Class 5210 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5210-00-221-2052
Primary Part NumberGGG-S-656
Item NameSquare,carpenter's
FSC / FSG5210 / 52 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Nondefinitive Spec/std Data2 TYPE AND 1 STYLE AND A CLASS
MaterialSTEEL
Design TypeONE-PIECE
Body Length12.000 INCHES NOMINAL IN
Blade Edge Smallest Graduation Unit1/16 INCH AND 1/12 INCH AND 1/8 INCH IN
Tongue Length8.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5210-00-221-205045-100 INTERCHANGEABLE
Square,carpenter's
Stanley Tools Div of Stanley Works
5210-00-273-1947 INTERCHANGEABLE
Square,carpenter's
Cross-Reference Index
Part NumberManufacturer
GGG-S-656 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-S-656 TY2ST1CLA General Services Administration Federal Supply Service (USA)
12 Stanley Works the (USA)
Related Parts
5210-00-221-2050INTERCHANGEABLE
SQUARE,CARPENTER'S
45-100
5210-00-273-1947INTERCHANGEABLE
SQUARE,CARPENTER'S

Frequently Asked Questions

What is NSN 5210-00-221-2052?

NSN 5210-00-221-2052 is a Square,carpenter's, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5210 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5210-00-221-2052?

NSN 5210-00-221-2052 has 3 cross-referenced part numbers: GGG-S-656 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-S-656 TY2ST1CLA (General Services Administration Federal Supply Service), 12 (Stanley Works the).

What NSN replaces 5210-00-221-2052?

There are 2 known substitutes for 5210-00-221-2052: 5210-00-221-2050, 5210-00-273-1947. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-S-656?

Key specifications for GGG-S-656: Nondefinitive Spec/std Data: 2 TYPE AND 1 STYLE AND A CLASS; Material: STEEL; Special Features: POLISHED FINISH; Design Type: ONE-PIECE. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5210-00-221-2052 still in active supply?

NSN 5210-00-221-2052 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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