PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-R-20387 TY2Rule,machinist's

General Services Administration Federal Supply Service · NSN 5210-00-273-1963 · FSC 5210 · No Item Name Available
Verified by PartsTable
NSN 5210-00-273-1963 — this item is cataloged by the U.S. Government under National Stock Number 5210-00-273-1963. Primary manufacturer part number: MIL-R-20387 TY2.
Features
  • Rule,machinist's — FSC 5210
  • Length: 36.000 INCHES IN
  • Nondefinitive Spec/std Data: 2 TYPE
  • Beveled Edge: INCLUDED
  • Tapered End: NOT INCLUDED
  • Reading Direction: RIGHT
  • Material: STEEL
  • Width: 1.250 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Rule,machinist's, cataloged under National Stock Number 5210-00-273-1963, is classified within Federal Supply Class 5210 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 9 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: Active.

Technical Specifications
ParameterValue
NSN5210-00-273-1963
Primary Part NumberMIL-R-20387 TY2
Item NameRule,machinist's
FSC / FSG5210 / 52 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusACTIVE
Length36.000 INCHES IN
Nondefinitive Spec/std Data2 TYPE
Beveled EdgeINCLUDED
Tapered EndNOT INCLUDED
Reading DirectionRIGHT
MaterialSTEEL
Width1.250 INCHES NOMINAL IN
Edge Smallest Graduation Unit1/64 INCH AND 0.5 MILLIMETER MM
Thickness0.063 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5210-00-273-1962 INTERCHANGEABLE
Rule,machinist's
5210-00-273-1964C607R-12 INTERCHANGEABLE
Rule,machinist's
L.s. Starrett Company (the) Div Tool Division
Cross-Reference Index
Part NumberManufacturer
MIL-R-20387 TY2 General Services Administration Federal Supply Service (USA)
MIL-R-20387 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-20387 Bae Systems Land & Armaments L.p. (USA)
Related Parts
5210-00-273-1962INTERCHANGEABLE
RULE,MACHINIST'S
5210-00-273-1964INTERCHANGEABLE
RULE,MACHINIST'S
C607R-12

Frequently Asked Questions

What is NSN 5210-00-273-1963?

NSN 5210-00-273-1963 is a Rule,machinist's, manufactured by General Services Administration Federal Supply Service, classified under FSC 5210 (No Item Name Available). Status: active.

What are the part numbers for NSN 5210-00-273-1963?

NSN 5210-00-273-1963 has 3 cross-referenced part numbers: MIL-R-20387 TY2 (General Services Administration Federal Supply Service), MIL-R-20387 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-20387 (Bae Systems Land & Armaments L.p.).

What NSN replaces 5210-00-273-1963?

There are 2 known substitutes for 5210-00-273-1963: 5210-00-273-1962, 5210-00-273-1964. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-R-20387 TY2?

Key specifications for MIL-R-20387 TY2: Length: 36.000 INCHES IN; Nondefinitive Spec/std Data: 2 TYPE; Beveled Edge: INCLUDED; Tapered End: NOT INCLUDED. 9 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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