PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1421-PPMower,lawn,power

Simplicity Manufacturing Inc · NSN 3750-00-126-1963 · FSC 3750 · No Item Name Available
Verified by PartsTable
NSN 3750-00-126-1963 — this item is cataloged by the U.S. Government under National Stock Number 3750-00-126-1963. Primary manufacturer part number: 1421-PP.
Features
  • Mower,lawn,power — FSC 3750
  • Overall Cutting Width: 21.000 INCHES NOMINAL IN
  • Departure From Cited Designator: AS MODIFIED BY CUTTING WIDTH
  • Cutting Unit Quantity: 1
  • Power Source: GASOLINE ENGINE
  • Nondefinitive Spec/std Data: 2 TYPE AND A CLASS
  • Propulsion Method: SELF-PROPELLED
  • Wheel Arrangement Characteristic: SINGLE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mower,lawn,power, cataloged under National Stock Number 3750-00-126-1963, is classified within Federal Supply Class 3750 (No Item Name Available) of the Agricultural Machinery and Equipment group. The primary manufacturer of record is Simplicity Manufacturing Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3750-00-126-1963
Primary Part Number1421-PP
Item NameMower,lawn,power
FSC / FSG3750 / 37 — No Item Name Available
ManufacturerSimplicity Manufacturing Inc
StatusCANCELLED
Overall Cutting Width21.000 INCHES NOMINAL IN
Departure From Cited DesignatorAS MODIFIED BY CUTTING WIDTH
Cutting Unit Quantity1
Power SourceGASOLINE ENGINE
Nondefinitive Spec/std Data2 TYPE AND A CLASS
Propulsion MethodSELF-PROPELLED
Wheel Arrangement CharacteristicSINGLE
Design TypeWALKING
Tire TypeSEMIPNEUMATIC
Wheel Quantity4
Cutting Height Range+1.500 TO 3.000 INCHES IN
Cutting Unit TypeROTARY FLAT KNIFE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3750-00-527-804920053 AND 59302 INTERCHANGEABLE
Mower,lawn,power
Toro Co the
2995-00-946-298842190 INTERCHANGEABLE
Control Assembly,push-Pull
Unison Industries Llc
1615-01-014-392942190 INTERCHANGEABLE
Slip Ring Assembly
Moog Inc.
5133-01-204-6619421-90 INTERCHANGEABLE
Drill Set
Kennametal Inc. Div Kennametal Industrial Products Group
6515-01-663-854642190 INTERCHANGEABLE
Stimulator,muscle
Djo Llc
Cross-Reference Index
Part NumberManufacturer
1421-PP PRIMARY Simplicity Manufacturing Inc (USA)
3750-00-126-1963 PRIMARY General Services Administration Federal Supply Service (USA)
OO-M-1243 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
42190 Textron Inc Jacobsen Div (USA)
HSB21P5 John Deer Consumer Products Inc (USA)
JS35 John Deer Consumer Products Inc (USA)
Related Parts
3750-00-527-8049INTERCHANGEABLE
MOWER,LAWN,POWER
20053 AND 59302
2995-00-946-2988INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
42190
1615-01-014-3929INTERCHANGEABLE
SLIP RING ASSEMBLY
42190
5133-01-204-6619INTERCHANGEABLE
DRILL SET
421-90
6515-01-663-8546INTERCHANGEABLE
STIMULATOR,MUSCLE
42190

Frequently Asked Questions

What is NSN 3750-00-126-1963?

NSN 3750-00-126-1963 is a Mower,lawn,power, manufactured by Simplicity Manufacturing Inc, classified under FSC 3750 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3750-00-126-1963?

NSN 3750-00-126-1963 has 6 cross-referenced part numbers: 1421-PP (Simplicity Manufacturing Inc), 3750-00-126-1963 (General Services Administration Federal Supply Service), OO-M-1243 (Federal Specifications Promulgated by General Services Administration Washington DC), 42190 (Textron Inc Jacobsen Div), HSB21P5 (John Deer Consumer Products Inc) and 1 more.

What NSN replaces 3750-00-126-1963?

There are 5 known substitutes for 3750-00-126-1963: 3750-00-527-8049, 2995-00-946-2988, 1615-01-014-3929 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1421-PP?

Key specifications for 1421-PP: Overall Cutting Width: 21.000 INCHES NOMINAL IN; Departure From Cited Designator: AS MODIFIED BY CUTTING WIDTH; Cutting Unit Quantity: 1; Power Source: GASOLINE ENGINE. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3750-00-126-1963 still in active supply?

NSN 3750-00-126-1963 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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