PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12143Presser Foot,sewing Machine

Singer Co the · NSN 3530-00-449-4021 · FSC 3530 · No Item Name Available
Verified by PartsTable
NSN 3530-00-449-4021 — this item is cataloged by the U.S. Government under National Stock Number 3530-00-449-4021. Primary manufacturer part number: 12143.
Features
  • Presser Foot,sewing Machine — FSC 3530
  • 1 verified cross-reference
  • Primary manufacturer: Singer Co the
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Presser Foot,sewing Machine, cataloged under National Stock Number 3530-00-449-4021, is classified within Federal Supply Class 3530 (No Item Name Available) of the Service and Trade Equipment group. The primary manufacturer of record is Singer Co the. This item has 1 commercial cross-reference 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: Cancelled.

Technical Specifications
ParameterValue
NSN3530-00-449-4021
Primary Part Number12143
Item NamePresser Foot,sewing Machine
FSC / FSG3530 / 35 — No Item Name Available
ManufacturerSinger Co the
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-071-2143 INTERCHANGEABLE
Coil,radio Frequency
6720-00-112-87751214-3 INTERCHANGEABLE
Arm,counterweight
Bae Systems Information and Electronic Systems Integration Inc.
6850-00-186-2963 INTERCHANGEABLE
Leak Test Compound
5310-00-297-88333153766PC126 INTERCHANGEABLE
Nut,plain,hexagon
Naval Ship Systems Command
5330-00-435-9046 INTERCHANGEABLE
Gasket
4820-00-538-6884RD-5-3 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Mid-State Sales, Inc. Div Defense Products Group
6550-01-398-241512143 INTERCHANGEABLE
Kit,plasmid
Qiagen, Llc
4810-01-474-4982 INTERCHANGEABLE
Adapter,handwheel
6150-01-474-9051927439-0140 INTERCHANGEABLE
Cable Assembly,power,electrical
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5340-01-492-728012143-109 INTERCHANGEABLE
Connector,rod End
B.w. Elliott Manufacturing Co., Llc
Cross-Reference Index
Part NumberManufacturer
12143 Singer Co the (USA)
Related Parts
5950-00-071-2143INTERCHANGEABLE
COIL,RADIO FREQUENCY
6720-00-112-8775INTERCHANGEABLE
ARM,COUNTERWEIGHT
1214-3
6850-00-186-2963INTERCHANGEABLE
LEAK TEST COMPOUND
5310-00-297-8833INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3153766PC126
5330-00-435-9046INTERCHANGEABLE
GASKET
4820-00-538-6884INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
RD-5-3
6550-01-398-2415INTERCHANGEABLE
KIT,PLASMID
12143
4810-01-474-4982INTERCHANGEABLE
ADAPTER,HANDWHEEL
6150-01-474-9051INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
927439-0140
5340-01-492-7280INTERCHANGEABLE
CONNECTOR,ROD END
12143-109
5340-01-492-7284INTERCHANGEABLE
CONNECTOR,ROD END
12143-107
5340-01-492-7289INTERCHANGEABLE
CONNECTOR,ROD END
12143-105

Frequently Asked Questions

What is NSN 3530-00-449-4021?

NSN 3530-00-449-4021 is a Presser Foot,sewing Machine, manufactured by Singer Co the, classified under FSC 3530 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3530-00-449-4021?

NSN 3530-00-449-4021 has 1 cross-referenced part number: 12143 (Singer Co the).

What NSN replaces 3530-00-449-4021?

There are 12 known substitutes for 3530-00-449-4021: 5950-00-071-2143, 6720-00-112-8775, 6850-00-186-2963 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12143?

Key specifications for 12143: End Item Identification: SINGER CLASS 331K INDUSTRIAL SEWING MACHINES. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3530-00-449-4021 still in active supply?

NSN 3530-00-449-4021 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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