PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21013Bearing,crankshaft

Hurst Performance Inc Safety Products Div · NSN 3120-01-103-6940 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-103-6940 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-103-6940. Primary manufacturer part number: 21013.
Features
  • Bearing,crankshaft — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Hurst Performance Inc Safety Products Div
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,crankshaft, cataloged under National Stock Number 3120-01-103-6940, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Hurst Performance Inc Safety Products Div. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,crankshaft
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersHurst Performance Inc Safety Products Div (CAGE 53861)
Technical Specifications
ParameterValue
NSN3120-01-103-6940
Primary Part Number21013
Item NameBearing,crankshaft
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerHurst Performance Inc Safety Products Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-146-4111 INTERCHANGEABLE
Body,valve
5310-00-186-0968 INTERCHANGEABLE
Washer,key
6210-00-225-269221013 INTERCHANGEABLE
Lens
Wakmann Watch Company Inc
4730-00-453-99212-1013 INTERCHANGEABLE
Packing Nut
C & H Machine Inc Dba Support Equipment Inc.
5950-00-494-335921013 INTERCHANGEABLE
Reactor
Magnetika Inc
5935-00-534-3234970653-2 INTERCHANGEABLE
Retainer,electrical Connector
Raytheon Company Dba Raytheon
5950-00-646-2179C2928-50 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5360-01-017-251421013 INTERCHANGEABLE
Spring,helical,compression
Rogerson Aircraft Equipment Group
5930-01-431-0491 INTERCHANGEABLE
Switch,sensitive
5340-01-521-865721013 INTERCHANGEABLE
Clamp,loop
Aba of America Inc
Cross-Reference Index
Part NumberManufacturer
21013 Hurst Performance Inc Safety Products Div
Related Parts
4820-00-146-4111INTERCHANGEABLE
BODY,VALVE
5310-00-186-0968INTERCHANGEABLE
WASHER,KEY
6210-00-225-2692INTERCHANGEABLE
LENS
21013
4730-00-453-9921INTERCHANGEABLE
PACKING NUT
2-1013
5950-00-494-3359INTERCHANGEABLE
REACTOR
21013
5935-00-534-3234INTERCHANGEABLE
RETAINER,ELECTRICAL CONNECTOR
970653-2
5950-00-646-2179INTERCHANGEABLE
TRANSFORMER,POWER
C2928-50
5360-01-017-2514INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
21013
5930-01-431-0491INTERCHANGEABLE
SWITCH,SENSITIVE
5340-01-521-8657INTERCHANGEABLE
CLAMP,LOOP
21013
6532-01-524-6932INTERCHANGEABLE
BLANKET,SURVIVAL
BPS-01
5930-01-608-7410INTERCHANGEABLE
SWITCH,PUSH
21013

Frequently Asked Questions

What is NSN 3120-01-103-6940?

NSN 3120-01-103-6940 is a Bearing,crankshaft, manufactured by Hurst Performance Inc Safety Products Div, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-103-6940?

NSN 3120-01-103-6940 has 1 cross-referenced part number: 21013 (Hurst Performance Inc Safety Products Div).

What NSN replaces 3120-01-103-6940?

There are 12 known substitutes for 3120-01-103-6940: 4820-00-146-4111, 5310-00-186-0968, 6210-00-225-2692 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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