PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9143-12Square,surface Plate

Supfina Machine Co Inc · NSN 5220-00-293-1649 · FSC 5220 · No Item Name Available
Verified by PartsTable
NSN 5220-00-293-1649 — this item is cataloged by the U.S. Government under National Stock Number 5220-00-293-1649. Primary manufacturer part number: 9143-12.
Features
  • Square,surface Plate — FSC 5220
  • Overall Diameter: 5.000 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Supfina Machine Co Inc
Applications
  • Quality assurance and inspection
  • Precision measurement and calibration
  • Laboratory and test equipment
General Description

The Square,surface Plate, cataloged under National Stock Number 5220-00-293-1649, is classified within Federal Supply Class 5220 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is Supfina Machine Co Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5220-00-293-1649
Primary Part Number9143-12
Item NameSquare,surface Plate
FSC / FSG5220 / 52 — No Item Name Available
ManufacturerSupfina Machine Co Inc
StatusACTIVE
Overall Diameter5.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-144-8919206-B-3-LT-G75 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
3110-00-198-1502A-3419-2 INTERCHANGEABLE
Bearing,ball,thrust
Abc Acquisition Company Dba Aetna Bearing Company
2530-00-781-4962 INTERCHANGEABLE
Brake Assembly,serviec
5330-00-802-3367101185 INTERCHANGEABLE
Packing,preformed
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5930-00-856-6864 INTERCHANGEABLE
Switch,rotary
5330-01-027-5093914-3-107 INTERCHANGEABLE
Packing,preformed
Tuthill Corp Hansen Coupling Div
5330-01-040-7850914-3 INTERCHANGEABLE
Packing,preformed
Tuthill Corp Hansen Coupling Div
6515-01-216-23339143 INTERCHANGEABLE
Blood Recipient Set,indirect Tra
Abbott Laboratories Inc. Div Hospital Products Division
6750-01-427-6981 INTERCHANGEABLE
Film,photographic
5985-01-600-49599143 INTERCHANGEABLE
Antenna
Viavi Solutionsllc
Cross-Reference Index
Part NumberManufacturer
5220PL0935265 Jednolity Indeks Materialowy - Uniform Material Index (POL)
9143-12 PRIMARY Supfina Machine Co Inc (USA)
9143 Supfina Machine Co Inc (USA)
Related Parts
3110-00-144-8919INTERCHANGEABLE
BEARING,BALL,ANNULAR
206-B-3-LT-G75
3110-00-198-1502INTERCHANGEABLE
BEARING,BALL,THRUST
A-3419-2
2530-00-781-4962INTERCHANGEABLE
BRAKE ASSEMBLY,SERVIEC
5330-00-802-3367INTERCHANGEABLE
PACKING,PREFORMED
101185
5930-00-856-6864INTERCHANGEABLE
SWITCH,ROTARY
5330-01-027-5093INTERCHANGEABLE
PACKING,PREFORMED
914-3-107
5330-01-040-7850INTERCHANGEABLE
PACKING,PREFORMED
914-3
6515-01-216-2333INTERCHANGEABLE
BLOOD RECIPIENT SET,INDIRECT TRA
9143
6750-01-427-6981INTERCHANGEABLE
FILM,PHOTOGRAPHIC
5985-01-600-4959INTERCHANGEABLE
ANTENNA
9143

Frequently Asked Questions

What is NSN 5220-00-293-1649?

NSN 5220-00-293-1649 is a Square,surface Plate, manufactured by Supfina Machine Co Inc, classified under FSC 5220 (No Item Name Available). Status: active.

What are the part numbers for NSN 5220-00-293-1649?

NSN 5220-00-293-1649 has 3 cross-referenced part numbers: 5220PL0935265 (Jednolity Indeks Materialowy - Uniform Material Index), 9143-12 (Supfina Machine Co Inc), 9143 (Supfina Machine Co Inc).

What NSN replaces 5220-00-293-1649?

There are 10 known substitutes for 5220-00-293-1649: 3110-00-144-8919, 3110-00-198-1502, 2530-00-781-4962 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9143-12?

Key specifications for 9143-12: Special Features: CONT CYL TYPE; W/CORED HOLE; W/WD CASE; Overall Diameter: 5.000 INCHES NOMINAL IN; Overall Height: 12.000 INCHES NOMINAL IN. 3 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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