PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

821321Parts Kit,coupling,flexible Shaf

Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division · NSN 3010-01-397-7868 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-397-7868 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-397-7868. Primary manufacturer part number: 821321.
Features
  • Parts Kit,coupling,flexible Shaf — FSC 3010
  • Nonsupply Items and Quantities: EXPOSED BOLTS,6;LOCKNUTS,6;GASKETS,6
  • Component Quantity: 18
  • 5 verified cross-references
  • Primary manufacturer: Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Parts Kit,coupling,flexible Shaf, cataloged under National Stock Number 3010-01-397-7868, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division. Government technical data includes 2 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-397-7868
Primary Part Number821321
Item NameParts Kit,coupling,flexible Shaf
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerEmerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division
StatusACTIVE
Nonsupply Items and QuantitiesEXPOSED BOLTS,6;LOCKNUTS,6;GASKETS,6
Component Quantity18
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3030-00-133-3281 INTERCHANGEABLE
Belts,v,matched Set
5915-00-646-7871 INTERCHANGEABLE
Suppressor,parasitic
5999-01-116-828640021500 INTERCHANGEABLE
Wire Mesh,knitted
Hatz Diesel of America Inc
5310-01-359-258982132 INTERCHANGEABLE
Nut,self-Locking,hexagon
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
821321 PRIMARY Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA)
662384821321 PRIMARY Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA)
149778 Reliance Electric Company Dba Reliance & Dodge Brands (USA)
82132 Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA)
82132 Reliance Electric Company Dba Reliance & Dodge Brands (USA)
Related Parts
3030-00-133-3281INTERCHANGEABLE
BELTS,V,MATCHED SET
5915-00-646-7871INTERCHANGEABLE
SUPPRESSOR,PARASITIC
5999-01-116-8286INTERCHANGEABLE
WIRE MESH,KNITTED
40021500
5310-01-359-2589INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
82132

Frequently Asked Questions

What is NSN 3010-01-397-7868?

NSN 3010-01-397-7868 is a Parts Kit,coupling,flexible Shaf, manufactured by Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-397-7868?

NSN 3010-01-397-7868 has 5 cross-referenced part numbers: 821321 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), 662384821321 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), 149778 (Reliance Electric Company Dba Reliance & Dodge Brands), 82132 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), 82132 (Reliance Electric Company Dba Reliance & Dodge Brands).

What NSN replaces 3010-01-397-7868?

There are 4 known substitutes for 3010-01-397-7868: 3030-00-133-3281, 5915-00-646-7871, 5999-01-116-8286 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 821321?

Key specifications for 821321: Nonsupply Items and Quantities: EXPOSED BOLTS,6;LOCKNUTS,6;GASKETS,6; Component Quantity: 18. 2 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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