PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21746Chuck,centering,lathe

Positrol Inc · NSN 3460-01-357-4517 · FSC 3460 · No Item Name Available
Verified by PartsTable
NSN 3460-01-357-4517 — this item is cataloged by the U.S. Government under National Stock Number 3460-01-357-4517. Primary manufacturer part number: 21746.
Features
  • Chuck,centering,lathe — FSC 3460
  • General Characteristics Item Description: POSITROL HYDRAULIC PITCH LINE CHUCK WITH TOLERANCES OF 0.0002 TIR
  • 1 verified cross-reference
  • Primary manufacturer: Positrol Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Chuck,centering,lathe, cataloged under National Stock Number 3460-01-357-4517, is classified within Federal Supply Class 3460 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Positrol Inc. Government technical data includes 1 verified specification, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3460-01-357-4517
Primary Part Number21746
Item NameChuck,centering,lathe
FSC / FSG3460 / 34 — No Item Name Available
ManufacturerPositrol Inc
StatusACTIVE
General Characteristics Item DescriptionPOSITROL HYDRAULIC PITCH LINE CHUCK WITH TOLERANCES OF 0.0002 TIR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3020-00-118-377821746 INTERCHANGEABLE
Gear Cluster
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
4730-00-196-0936 INTERCHANGEABLE
Bushing,pipe
4710-00-289-0651279573 INTERCHANGEABLE
Tube,metallic
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
6110-00-635-704621746 INTERCHANGEABLE
Starter,motor
Ward Leonard Ct Llc
6110-00-643-0090 INTERCHANGEABLE
Starter,motor
5340-00-948-7151PM21746 INTERCHANGEABLE
Boot,dust and Moisture Seal
Mason Electric Co. Dba Mason Controls
5310-01-330-851621746 INTERCHANGEABLE
Washer,bevel
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
21746 PRIMARY Positrol Inc (USA)
Related Parts
3020-00-118-3778INTERCHANGEABLE
GEAR CLUSTER
21746
4730-00-196-0936INTERCHANGEABLE
BUSHING,PIPE
4710-00-289-0651INTERCHANGEABLE
TUBE,METALLIC
279573
6110-00-635-7046INTERCHANGEABLE
STARTER,MOTOR
21746
6110-00-643-0090INTERCHANGEABLE
STARTER,MOTOR
5340-00-948-7151INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
PM21746
5310-01-330-8516INTERCHANGEABLE
WASHER,BEVEL
21746

Frequently Asked Questions

What is NSN 3460-01-357-4517?

NSN 3460-01-357-4517 is a Chuck,centering,lathe, manufactured by Positrol Inc, classified under FSC 3460 (No Item Name Available). Status: active.

What are the part numbers for NSN 3460-01-357-4517?

NSN 3460-01-357-4517 has 1 cross-referenced part number: 21746 (Positrol Inc).

What NSN replaces 3460-01-357-4517?

There are 7 known substitutes for 3460-01-357-4517: 3020-00-118-3778, 4730-00-196-0936, 4710-00-289-0651 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21746?

Key specifications for 21746: General Characteristics Item Description: POSITROL HYDRAULIC PITCH LINE CHUCK WITH TOLERANCES OF 0.0002 TIR. 1 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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