PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8HSquare,combination

L.s. Starrett Company (the) Div Tool Division · NSN 5210-01-520-8418 · FSC 5210 · No Item Name Available
Verified by PartsTable
NSN 5210-01-520-8418 — this item is cataloged by the U.S. Government under National Stock Number 5210-01-520-8418. Primary manufacturer part number: 8H.
Features
  • Square,combination — FSC 5210
  • Center Head: NOT INCLUDED
  • Square/miter Head Level Quantity: 1
  • Square/miter Head Scriber: INCLUDED
  • Protractor Head: NOT INCLUDED
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Blade Length: 24.000 INCHES NOMINAL IN
  • Blade Edge Smallest Graduation Unit: 1/64 INCH AND 1/32 INCH AND 1/16 INCH AND 1/8 INCH IN
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Square,combination, cataloged under National Stock Number 5210-01-520-8418, 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 7 verified specifications, 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
NSN5210-01-520-8418
Primary Part Number8H
Item NameSquare,combination
FSC / FSG5210 / 52 — No Item Name Available
ManufacturerL.s. Starrett Company (the) Div Tool Division
StatusACTIVE
Center HeadNOT INCLUDED
Square/miter Head Level Quantity1
Square/miter Head ScriberINCLUDED
Protractor HeadNOT INCLUDED
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Blade Length24.000 INCHES NOMINAL IN
Blade Edge Smallest Graduation Unit1/64 INCH AND 1/32 INCH AND 1/16 INCH AND 1/8 INCH IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-081-54905003-7 INTERCHANGEABLE
Seal,ring
Flair Corporation Dba S P X Air Treatment Div Dehydration
3110-00-155-6777042856 INTERCHANGEABLE
Bearing,ball,annular
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
5330-00-178-46270S507 INTERCHANGEABLE
Seal,plain Encased
Hoist Liftruck Mfg Inc
3460-00-187-2211 INTERCHANGEABLE
Dog,lathe
5815-00-228-6702SC-C-69992-16 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5940-00-243-8754 INTERCHANGEABLE
Splice,conductor
3130-00-478-054067C54046 INTERCHANGEABLE
Bearing Unit,ball
Altra Industrial Motion Corp.
1005-00-523-0090ARMYDWG7311388 INTERCHANGEABLE
Pin Firing
Army, United States Department of the Dba Rock Island Arsenal Jmtc
2930-00-608-8552837B INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
5930-00-754-5573 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
8H PRIMARY L.s. Starrett Company (the) Div Tool Division (USA)
50037 L.s. Starrett Company (the) Div Tool Division (USA)
Related Parts
5330-00-081-5490INTERCHANGEABLE
SEAL,RING
5003-7
3110-00-155-6777INTERCHANGEABLE
BEARING,BALL,ANNULAR
042856
5330-00-178-4627INTERCHANGEABLE
SEAL,PLAIN ENCASED
0S507
3460-00-187-2211INTERCHANGEABLE
DOG,LATHE
5815-00-228-6702INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-16
5940-00-243-8754INTERCHANGEABLE
SPLICE,CONDUCTOR
3130-00-478-0540INTERCHANGEABLE
BEARING UNIT,BALL
67C54046
1005-00-523-0090INTERCHANGEABLE
PIN FIRING
ARMYDWG7311388
2930-00-608-8552INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
837B
5930-00-754-5573INTERCHANGEABLE
SWITCH,ROTARY
2990-00-892-8548INTERCHANGEABLE
PUMP
4720-00-920-1140INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
50037

Frequently Asked Questions

What is NSN 5210-01-520-8418?

NSN 5210-01-520-8418 is a Square,combination, 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 5210-01-520-8418?

NSN 5210-01-520-8418 has 2 cross-referenced part numbers: 8H (L.s. Starrett Company (the) Div Tool Division), 50037 (L.s. Starrett Company (the) Div Tool Division).

What NSN replaces 5210-01-520-8418?

There are 12 known substitutes for 5210-01-520-8418: 5330-00-081-5490, 3110-00-155-6777, 5330-00-178-4627 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8H?

Key specifications for 8H: Special Features: CAST IRON HEAD; BLACK WRINKLE FINISH; Center Head: NOT INCLUDED; Square/miter Head Level Quantity: 1; Square/miter Head Scriber: INCLUDED. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com