PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5251Sprocket Wheel

Edro Corporation, the Dba Edro Corp · NSN 3020-01-116-0030 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-116-0030 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-116-0030. Primary manufacturer part number: 5251.
Features
  • Sprocket Wheel — FSC 3020
  • Pitch Diameter: 3.823 INCHES NOMINAL IN
  • Protruding Hub Characteristic: PLAIN
  • Face Width: 0.125 INCHES NOMINAL IN
  • Bore Diameter: 0.501 INCHES NOMINAL IN
  • Bore Length: 0.750 INCHES NOMINAL IN
  • Asa Standard Chain Number: 25
  • Hub Outside Diameter: 2.000 INCHES NOMINAL AA END IN
Applications
  • Applications requiring Steel construction
General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-01-116-0030, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Edro Corporation, the Dba Edro Corp. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-116-0030
Primary Part Number5251
Item NameSprocket Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerEdro Corporation, the Dba Edro Corp
StatusACTIVE
Pitch Diameter3.823 INCHES NOMINAL IN
Protruding Hub CharacteristicPLAIN
Face Width0.125 INCHES NOMINAL IN
Bore Diameter0.501 INCHES NOMINAL IN
Bore Length0.750 INCHES NOMINAL IN
Asa Standard Chain Number25
Hub Outside Diameter2.000 INCHES NOMINAL AA END IN
Bore TypeSTRAIGHT
Outside Diameter3.964 INCHES NOMINAL IN
Securing Hole Quantity1
MaterialSTEEL
Hardness Rating Test MethodNOT RATED
Distance From Hub End to Flange End0.625 INCHES NOMINAL AA END IN
Securing MethodTHREADED HOLE(S)
Style DesignatorPLAIN
Teeth Row Quantity1
Design FormPLAIN
Teeth Quantity Per Row48
Tooth Pitch0.250 INCHES NOMINAL IN
Hole Location0.312 IN.FROM END OF HUB IN
Thread Size10.32
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-216-3531W0-1 INTERCHANGEABLE
Washer,flat
Honeywell Intl Inc Defense Avionics Systems
2990-00-258-648621143 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
3120-00-359-01925251 INTERCHANGEABLE
Bearing,washer,thrust
Mitsubishi Caterpillar Forklift America, Inc
5950-00-456-89031C34 INTERCHANGEABLE
Reactor
A.e.york, Llc
5975-00-615-91735251 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5915-00-772-5293 INTERCHANGEABLE
Filter,low Pass
5935-00-990-26785251 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5998-01-020-1651525-1 INTERCHANGEABLE
Circuit Card Assembly
Marc Alan Group the, Inc
5935-01-020-20935251 INTERCHANGEABLE
Connector,receptacle,electrical
Bryant Electric
5915-01-123-4208 INTERCHANGEABLE
Filter,radio Frequency Interfere
Cross-Reference Index
Part NumberManufacturer
6P-0001 PIECE 53 Naval Ship Systems Command (USA)
6P-0001 PIECE 53 Edro Corporation, the Dba Edro Corp (USA)
5251 PRIMARY Edro Corporation, the Dba Edro Corp (USA)
6P-0001 Edro Corporation, the Dba Edro Corp (USA)
6P-0001 Naval Ship Systems Command (USA)
Related Parts
5310-00-216-3531INTERCHANGEABLE
WASHER,FLAT
W0-1
2990-00-258-6486INTERCHANGEABLE
MUFFLER,EXHAUST
21143
3120-00-359-0192INTERCHANGEABLE
BEARING,WASHER,THRUST
5251
5950-00-456-8903INTERCHANGEABLE
REACTOR
1C34
5975-00-615-9173INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5251
5915-00-772-5293INTERCHANGEABLE
FILTER,LOW PASS
5935-00-990-2678INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5251
5998-01-020-1651INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
525-1
5935-01-020-2093INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5251
5915-01-123-4208INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
6515-01-212-0642INTERCHANGEABLE
MASK,ORONASAL
VSI5251
4820-01-244-2474INTERCHANGEABLE
SEAT,VALVE

Frequently Asked Questions

What is NSN 3020-01-116-0030?

NSN 3020-01-116-0030 is a Sprocket Wheel, manufactured by Edro Corporation, the Dba Edro Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-116-0030?

NSN 3020-01-116-0030 has 5 cross-referenced part numbers: 6P-0001 PIECE 53 (Naval Ship Systems Command), 6P-0001 PIECE 53 (Edro Corporation, the Dba Edro Corp), 5251 (Edro Corporation, the Dba Edro Corp), 6P-0001 (Edro Corporation, the Dba Edro Corp), 6P-0001 (Naval Ship Systems Command).

What NSN replaces 3020-01-116-0030?

There are 12 known substitutes for 3020-01-116-0030: 5310-00-216-3531, 2990-00-258-6486, 3120-00-359-0192 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5251?

Key specifications for 5251: Pitch Diameter: 3.823 INCHES NOMINAL IN; Protruding Hub Characteristic: PLAIN; Face Width: 0.125 INCHES NOMINAL IN; Bore Diameter: 0.501 INCHES NOMINAL IN. 22 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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