PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2891Resistor,decade

Sierra Technologies Inc Garden City Div · NSN 6625-01-139-2221 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-139-2221 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-139-2221. Primary manufacturer part number: 2891.
Features
  • Resistor,decade — FSC 6625
  • Electrical Increment Value Per Section: 400.000 OHMS
  • Electrical Increment Value Per Section: 400.000 OHMS
  • Electrical Increment Value Per Section: 2.000 KILOHMS
  • Maximum Operating Temp: 30.0 CELSIUS DEGC
  • Maximum Voltage Rating in Volts: 700.0 AC
  • Environmental Protection: DUSTPROOF AND MOISTURE PROOF AND MAGNETIC SHIELDING
  • Dial Type: DRUM DIAL
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Aluminum Case construction
General Description

The Resistor,decade, cataloged under National Stock Number 6625-01-139-2221, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Sierra Technologies Inc Garden City Div. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-139-2221
Primary Part Number2891
Item NameResistor,decade
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSierra Technologies Inc Garden City Div
StatusACTIVE
Electrical Increment Value Per Section400.000 OHMS
Electrical Increment Value Per Section400.000 OHMS
Electrical Increment Value Per Section2.000 KILOHMS
Maximum Operating Temp30.0 CELSIUS DEGC
Maximum Voltage Rating in Volts700.0 AC
Environmental ProtectionDUSTPROOF AND MOISTURE PROOF AND MAGNETIC SHIELDING
Dial TypeDRUM DIAL
Adjustment MethodROTARY SWITCH
Individual Section Quantity7
Electrical Increment Value Per Section10.000 KILOHMS
Basic Shape StyleRECTANGULAR OR SQUARE
Temp Coefficient of Electrical Value in Ppm Per Deg Celsius-0.5 TO 0.5
Functional ClassificationAA-10.1
MaterialALUMINUM CASE
Panel MaterialALUMINUM
Supplementary FeaturesMANUFACTURERS NAME: VOLTAGE DIVIDER
Terminal Type and Quantity6 PHONE JACK
Mounting TypePANEL
Electrical Increment Value Per Section400.000 OHMS
Electrical Increment Value Per Section400.000 OHMS
Electrical Increment Value Per Section400.000 OHMS
Electrical Increment Value Per Section400.000 OHMS
Electrical Increment Value Per Section400.000 OHMS
Electrical Increment Value Per Section2.000 KILOHMS
Maximum Operating Temp30.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeS
Unit of IssueEA
SMR CodeVS
Weight22.0000 lbs
Cube2.8493 cu ft
Verified Substitutes 10
4330-00-392-455912357-09-50-0035 INTERCHANGEABLE
Filter,fluid
Solventum Purification Inc. Div Filtration and Separation Division
5915-00-405-01602891 INTERCHANGEABLE
Network,impedance
Moog Inc.
5955-00-483-549928-9-1 INTERCHANGEABLE
Crystal Unit,quartz
Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled
5950-00-648-3364 INTERCHANGEABLE
Reactor
2520-00-737-83272891 INTERCHANGEABLE
Cover,transmission
Clark Material Handling Company
2530-00-891-65513780208 INTERCHANGEABLE
Parts Kit,air-Hydraulic Brake SL
General Motors Llc Dba General Motors Llc
3020-00-891-76995135227 INTERCHANGEABLE
Gear,helical
Rolls-Royce Solutions America Inc
4730-01-100-2126 INTERCHANGEABLE
Coupling,drainage Pipe
4820-01-270-64222891 INTERCHANGEABLE
Valve,ball
Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company
7910-01-314-3538 INTERCHANGEABLE
Brush,switchboard
Cross-Reference Index
Part NumberManufacturer
2891 Sierra Technologies Inc Garden City Div (USA)
Related Parts
4330-00-392-4559INTERCHANGEABLE
FILTER,FLUID
12357-09-50-0035
5915-00-405-0160INTERCHANGEABLE
NETWORK,IMPEDANCE
2891
5955-00-483-5499INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
28-9-1
5950-00-648-3364INTERCHANGEABLE
REACTOR
2520-00-737-8327INTERCHANGEABLE
COVER,TRANSMISSION
2891
2530-00-891-6551INTERCHANGEABLE
PARTS KIT,AIR-HYDRAULIC BRAKE SL
3780208
3020-00-891-7699INTERCHANGEABLE
GEAR,HELICAL
5135227
4730-01-100-2126INTERCHANGEABLE
COUPLING,DRAINAGE PIPE
4820-01-270-6422INTERCHANGEABLE
VALVE,BALL
2891
7910-01-314-3538INTERCHANGEABLE
BRUSH,SWITCHBOARD

Frequently Asked Questions

What is NSN 6625-01-139-2221?

NSN 6625-01-139-2221 is a Resistor,decade, manufactured by Sierra Technologies Inc Garden City Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-139-2221?

NSN 6625-01-139-2221 has 1 cross-referenced part number: 2891 (Sierra Technologies Inc Garden City Div).

What NSN replaces 6625-01-139-2221?

There are 10 known substitutes for 6625-01-139-2221: 4330-00-392-4559, 5915-00-405-0160, 5955-00-483-5499 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2891?

Key specifications for 2891: Overall Height: 5.250 INCHES NOMINAL IN; Overall Length: 19.000 INCHES NOMINAL IN; Electrical Increment Value Per Section: 400.000 OHMS; Electrical Increment Value Per Section: 400.000 OHMS. 30 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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