PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

313262Gear,helical

Rexnord Industries Llc · NSN 3020-00-517-2557 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-517-2557 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-517-2557. Primary manufacturer part number: 313262.
Features
  • Gear,helical — FSC 3020
  • Tooth Form: STANDARD
  • Body Style: WEBBED, WITH LIGHTENING HOLES
  • Teeth Type: SINGLE HELIX
  • Hub Nominal Diameter: 5.500 INCHES SECOND END IN
  • Hub Nominal Diameter: 5.500 INCHES FIRST END IN
  • Face Nominal Width: 1.250 INCHES IN
  • Style Designator: ONE FLUSH HUB, ONE RECESSED HUB
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-517-2557, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rexnord Industries Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-517-2557
Primary Part Number313262
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRexnord Industries Llc
StatusACTIVE
Tooth FormSTANDARD
Body StyleWEBBED, WITH LIGHTENING HOLES
Teeth TypeSINGLE HELIX
Hub Nominal Diameter5.500 INCHES SECOND END IN
Hub Nominal Diameter5.500 INCHES FIRST END IN
Face Nominal Width1.250 INCHES IN
Style DesignatorONE FLUSH HUB, ONE RECESSED HUB
Teeth Quantity146
Tooth DirectionRIGHT
Hub Style DesignatorPLAIN BOTH ENDS
Attachment MethodMOUNTING HOLE
Pitch Diameter10.7260 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-291-1620125-59-1 INTERCHANGEABLE
Seal,plain Encased
Dresser Industries Inc Leroi Div
5930-01-218-8942 INTERCHANGEABLE
Switch,toggle
5910-01-220-2958 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
Cross-Reference Index
Part NumberManufacturer
802250PC37 Rexnord Industries Llc (USA)
313262 PRIMARY Rexnord Industries Llc (USA)
503082PC57 Rexnord Industries Llc (USA)
3126459 Naval Ship Systems Command (USA)
Related Parts
5330-00-291-1620INTERCHANGEABLE
SEAL,PLAIN ENCASED
125-59-1
5930-01-218-8942INTERCHANGEABLE
SWITCH,TOGGLE
5910-01-220-2958INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER

Frequently Asked Questions

What is NSN 3020-00-517-2557?

NSN 3020-00-517-2557 is a Gear,helical, manufactured by Rexnord Industries Llc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-517-2557?

NSN 3020-00-517-2557 has 4 cross-referenced part numbers: 802250PC37 (Rexnord Industries Llc), 313262 (Rexnord Industries Llc), 503082PC57 (Rexnord Industries Llc), 3126459 (Naval Ship Systems Command).

What NSN replaces 3020-00-517-2557?

There are 3 known substitutes for 3020-00-517-2557: 5330-00-291-1620, 5930-01-218-8942, 5910-01-220-2958. Verify interchangeability with system specifications before substitution.

What are the specifications of 313262?

Key specifications for 313262: Tooth Form: STANDARD; Body Style: WEBBED, WITH LIGHTENING HOLES; Teeth Type: SINGLE HELIX; Hub Nominal Diameter: 5.500 INCHES SECOND END IN. 12 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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