PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

02261-0280-23Gear,spur

Harsco Corp Bmy-Combat Systems Div · NSN 3020-00-232-7508 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-232-7508 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-232-7508. Primary manufacturer part number: 02261-0280-23.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 7.0000 INCHES NOMINAL IN
  • Mounting Hole Thread Quantity Per Inch: 24 TRANSVERSELY THROUGH FACE
  • Face Nominal Width: 1.875 INCHES IN
  • Attachment Method: MOUNTING HOLE
  • Material: STEEL OVERALL
  • Bore Nominal Diameter: 4.253 INCHES BOTH ENDS IN
  • Teeth Quantity: 49
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-232-7508, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Harsco Corp Bmy-Combat Systems Div. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-232-7508
Primary Part Number02261-0280-23
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHarsco Corp Bmy-Combat Systems Div
StatusCANCELLED
Pitch Diameter7.0000 INCHES NOMINAL IN
Mounting Hole Thread Quantity Per Inch24 TRANSVERSELY THROUGH FACE
Face Nominal Width1.875 INCHES IN
Attachment MethodMOUNTING HOLE
MaterialSTEEL OVERALL
Bore Nominal Diameter4.253 INCHES BOTH ENDS IN
Teeth Quantity49
Nominal Outside Diameter7.284 INCHES IN
Pressure Angle20.0000 DEGREES
Bore StyleW/COUNTERBORE BOTH ENDS
Mounting Hole Type and Quantity8 THREADED TRANSVERSELY THROUGH FACE
Style DesignatorHUBLESS
Counterbore Nominal Diameter4.500 INCHES COUNTERBORE FIRST END IN
Mounting Hole Thread Series DesignatorUNF TRANSVERSELY THROUGH FACE
Counterbore Nominal Depth0.875 INCHES COUNTERBORE FIRST END IN
Mounting Hole Nominal Thread Size0.375 INCHES AXIALLY THROUGH BODY FIRST END IN
Tooth FormSTANDARD
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4010-00-071-087640308 INTERCHANGEABLE
Wire Rope Assembly,single Leg
Acco-Babcock Inc Hoist and Crane Div
3020-00-287-728540308 INTERCHANGEABLE
Gear,spur
Napco International Llc Dba Napco International Inc
5307-00-486-568138406 INTERCHANGEABLE
Stud,plain
Northwestern Tools, Inc.
3010-00-771-483840308 INTERCHANGEABLE
Shaft,control
Reidville Hydraulics & Mfg Inc
3040-00-773-305340311 INTERCHANGEABLE
Disc,brake
Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc
5133-01-095-6717 INTERCHANGEABLE
Drill,twist
5945-01-171-5433 INTERCHANGEABLE
Relay,electromagnetic
5945-01-195-676340308 INTERCHANGEABLE
Relay,electromagnetic
Silver King Refrigeration Inc.
6680-01-300-487040308 INTERCHANGEABLE
Shaft Assembly,flexible
Sullair Corp
6530-01-603-0226 INTERCHANGEABLE
Pad,armboard,surgical Table
Cross-Reference Index
Part NumberManufacturer
02261-0280-23 Harsco Corp Bmy-Combat Systems Div (USA)
65A81D935 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
40308 Western Mfg Co (USA)
Related Parts
4010-00-071-0876INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
40308
3020-00-287-7285INTERCHANGEABLE
GEAR,SPUR
40308
5307-00-486-5681INTERCHANGEABLE
STUD,PLAIN
38406
3010-00-771-4838INTERCHANGEABLE
SHAFT,CONTROL
40308
3040-00-773-3053INTERCHANGEABLE
DISC,BRAKE
40311
5133-01-095-6717INTERCHANGEABLE
DRILL,TWIST
5945-01-171-5433INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5945-01-195-6763INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
40308
6680-01-300-4870INTERCHANGEABLE
SHAFT ASSEMBLY,FLEXIBLE
40308
6530-01-603-0226INTERCHANGEABLE
PAD,ARMBOARD,SURGICAL TABLE
5310-01-641-0013INTERCHANGEABLE
NUT,PLAIN,HEXAGON
40308

Frequently Asked Questions

What is NSN 3020-00-232-7508?

NSN 3020-00-232-7508 is a Gear,spur, manufactured by Harsco Corp Bmy-Combat Systems Div, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-232-7508?

NSN 3020-00-232-7508 has 3 cross-referenced part numbers: 02261-0280-23 (Harsco Corp Bmy-Combat Systems Div), 65A81D935 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 40308 (Western Mfg Co).

What NSN replaces 3020-00-232-7508?

There are 11 known substitutes for 3020-00-232-7508: 4010-00-071-0876, 3020-00-287-7285, 5307-00-486-5681 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 02261-0280-23?

Key specifications for 02261-0280-23: Pitch Diameter: 7.0000 INCHES NOMINAL IN; Mounting Hole Thread Quantity Per Inch: 24 TRANSVERSELY THROUGH FACE; Face Nominal Width: 1.875 INCHES IN; Attachment Method: MOUNTING HOLE. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-232-7508 still in active supply?

NSN 3020-00-232-7508 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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