PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45-100Square,carpenter's

Stanley Tools Div of Stanley Works · NSN 5210-00-221-2050 · FSC 5210 · No Item Name Available
Verified by PartsTable
NSN 5210-00-221-2050 — this item is cataloged by the U.S. Government under National Stock Number 5210-00-221-2050. Primary manufacturer part number: 45-100.
Features
  • Square,carpenter's — FSC 5210
  • Body Length: 24.000 INCHES NOMINAL IN
  • Tongue Length: 16.000 INCHES IN
  • Blade Edge Smallest Graduation Unit: 1/16 INCH AND 1/12 INCH AND 1/10 INCH AND 1/8 INCH IN
  • Inscribed Reference Table: 1/100 SCALE,BRACE,OCTAGON AND ESSEX BOARD REFERENCE TABLES INSCRIBED
  • Material: STEEL
  • Nondefinitive Spec/std Data: 2 TYPE AND 1 STYLE AND A CLASS
  • Design Type: ONE-PIECE
Applications
  • Applications requiring Steel construction
General Description

The Square,carpenter's, cataloged under National Stock Number 5210-00-221-2050, is classified within Federal Supply Class 5210 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is Stanley Tools Div of Stanley Works. Government technical data includes 7 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5210-00-221-2050
Primary Part Number45-100
Item NameSquare,carpenter's
FSC / FSG5210 / 52 — No Item Name Available
ManufacturerStanley Tools Div of Stanley Works
StatusACTIVE
Body Length24.000 INCHES NOMINAL IN
Tongue Length16.000 INCHES IN
Blade Edge Smallest Graduation Unit1/16 INCH AND 1/12 INCH AND 1/10 INCH AND 1/8 INCH IN
Inscribed Reference Table1/100 SCALE,BRACE,OCTAGON AND ESSEX BOARD REFERENCE TABLES INSCRIBED
MaterialSTEEL
Nondefinitive Spec/std Data2 TYPE AND 1 STYLE AND A CLASS
Design TypeONE-PIECE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5210-00-221-2052 INTERCHANGEABLE
Square,carpenter's
3455-00-231-351458-10110 INTERCHANGEABLE
Cutter,milling,half Side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5210-00-273-1947 INTERCHANGEABLE
Square,carpenter's
6685-00-494-1407382 INTERCHANGEABLE
Test Set,compartmen
Grove Valve Operations
5935-00-502-6730109662-5 INTERCHANGEABLE
Connector,plug,electrical
Northrop Grumman Systems Corporation
5955-00-789-810245100 INTERCHANGEABLE
Oscillator,noncrystal Controlled
L3harris Technologies, Inc. Div Space and Airborne Systems
7510-01-126-748945-100 INTERCHANGEABLE
Crayon,marking
Myers Tire Supply Distribution Inc Div Akron Branch
6625-01-239-9753451-00 INTERCHANGEABLE
Oscillator Subassembly
Charles Industries, Llc Div Telecom
5307-01-280-8749 INTERCHANGEABLE
Stud,continuous Thread
6130-01-379-156245100 INTERCHANGEABLE
Power Supply
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
GGG-S-656 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
H51952150 Tecno Trade S.r.l. (ITA)
45-100 PRIMARY Stanley Tools Div of Stanley Works (USA)
S100 Stanley Tools Div of Stanley Works (USA)
GGG-S-656 TY2ST1CLA General Services Administration Federal Supply Service (USA)
Related Parts
5210-00-221-2052INTERCHANGEABLE
SQUARE,CARPENTER'S
3455-00-231-3514INTERCHANGEABLE
CUTTER,MILLING,HALF SIDE
58-10110
5210-00-273-1947INTERCHANGEABLE
SQUARE,CARPENTER'S
6685-00-494-1407INTERCHANGEABLE
TEST SET,COMPARTMEN
382
5935-00-502-6730INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
109662-5
5955-00-789-8102INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
45100
7510-01-126-7489INTERCHANGEABLE
CRAYON,MARKING
45-100
6625-01-239-9753INTERCHANGEABLE
OSCILLATOR SUBASSEMBLY
451-00
5307-01-280-8749INTERCHANGEABLE
STUD,CONTINUOUS THREAD
6130-01-379-1562INTERCHANGEABLE
POWER SUPPLY
45100
5110-01-607-9289INTERCHANGEABLE
STRIPPER,WIRE,HAND
45-100

Frequently Asked Questions

What is NSN 5210-00-221-2050?

NSN 5210-00-221-2050 is a Square,carpenter's, manufactured by Stanley Tools Div of Stanley Works, classified under FSC 5210 (No Item Name Available). Status: active.

What are the part numbers for NSN 5210-00-221-2050?

NSN 5210-00-221-2050 has 5 cross-referenced part numbers: GGG-S-656 (Federal Specifications Promulgated by General Services Administration Washington DC), H51952150 (Tecno Trade S.r.l.), 45-100 (Stanley Tools Div of Stanley Works), S100 (Stanley Tools Div of Stanley Works), GGG-S-656 TY2ST1CLA (General Services Administration Federal Supply Service).

What NSN replaces 5210-00-221-2050?

There are 11 known substitutes for 5210-00-221-2050: 5210-00-221-2052, 3455-00-231-3514, 5210-00-273-1947 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45-100?

Key specifications for 45-100: Body Length: 24.000 INCHES NOMINAL IN; Tongue Length: 16.000 INCHES IN; Blade Edge Smallest Graduation Unit: 1/16 INCH AND 1/12 INCH AND 1/10 INCH AND 1/8 INCH IN; Inscribed Reference Table: 1/100 SCALE,BRACE,OCTAGON AND ESSEX BOARD REFERENCE TABLES INSCRIBED. 8 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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