PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DS933282Coupling,pump

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-00-921-6670 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-921-6670 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-921-6670. Primary manufacturer part number: DS933282.
Features
  • Coupling,pump — FSC 4320
  • General Characteristics Item Description: STEEL; SPLINED BOTH ENDS 12 SPLINES; 0.647 IN. MAJOR DIA; 0.520 IN. MINOR DIA; 2.067 IN. O/A LG IN
  • 7 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Coupling,pump, cataloged under National Stock Number 4320-00-921-6670, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 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
NSN4320-00-921-6670
Primary Part NumberDS933282
Item NameCoupling,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusCANCELLED
General Characteristics Item DescriptionSTEEL; SPLINED BOTH ENDS 12 SPLINES; 0.647 IN. MAJOR DIA; 0.520 IN. MINOR DIA; 2.067 IN. O/A LG IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3110-00-100-3113 INTERCHANGEABLE
Cone and Rollers,tapered Roller
1630-00-255-8235D3-425MD1 INTERCHANGEABLE
Wheel,landing Gear
Goodrich Corporation
4310-00-267-51553979 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
5120-00-595-8424 INTERCHANGEABLE
Puller Attachment,mechanical
2990-00-761-8957T-3979 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
4710-00-915-2554 INTERCHANGEABLE
Tube Assembly,expander
5365-01-200-0594397-9 INTERCHANGEABLE
Shim
Wichita Clutch Co Inc Sub of Dana Corp
6520-01-305-51257000053333 INTERCHANGEABLE
Crown,dental,temporary
Solventum Us Llc
5360-01-308-02083979-00 INTERCHANGEABLE
Spring,helical,compression
Lawler Manufacturing Company, Inc.
6520-01-555-0894AHP-88MNP INTERCHANGEABLE
Handpiece,dental
Aseptico, Inc. Dba Aseptico Inc
Cross-Reference Index
Part NumberManufacturer
DS933282 Eaton Aerospace, Llc Dba Jackson South (USA)
9083501-32 Us Army Aviation and Missile Command (USA)
3979 Eaton Aerospace, Llc Dba Jackson South (USA)
9083501-32 Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
9083501-32 Donallco Inc (USA)
3979 General Signal Corp (USA)
DS933282 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
3110-00-100-3113INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
1630-00-255-8235INTERCHANGEABLE
WHEEL,LANDING GEAR
D3-425MD1
4310-00-267-5155INTERCHANGEABLE
RING,PISTON
3979
5120-00-595-8424INTERCHANGEABLE
PULLER ATTACHMENT,MECHANICAL
2990-00-761-8957INTERCHANGEABLE
MUFFLER,EXHAUST
T-3979
4710-00-915-2554INTERCHANGEABLE
TUBE ASSEMBLY,EXPANDER
5365-01-200-0594INTERCHANGEABLE
SHIM
397-9
6520-01-305-5125INTERCHANGEABLE
CROWN,DENTAL,TEMPORARY
7000053333
5360-01-308-0208INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3979-00
6520-01-555-0894INTERCHANGEABLE
HANDPIECE,DENTAL
AHP-88MNP
3990-01-723-8158INTERCHANGEABLE
TIE DOWN,CARGO,VEHICLE
70MTC818B

Frequently Asked Questions

What is NSN 4320-00-921-6670?

NSN 4320-00-921-6670 is a Coupling,pump, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-921-6670?

NSN 4320-00-921-6670 has 7 cross-referenced part numbers: DS933282 (Eaton Aerospace, Llc Dba Jackson South), 9083501-32 (Us Army Aviation and Missile Command), 3979 (Eaton Aerospace, Llc Dba Jackson South), 9083501-32 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 9083501-32 (Donallco Inc) and 2 more.

What NSN replaces 4320-00-921-6670?

There are 11 known substitutes for 4320-00-921-6670: 3110-00-100-3113, 1630-00-255-8235, 4310-00-267-5155 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DS933282?

Key specifications for DS933282: General Characteristics Item Description: STEEL; SPLINED BOTH ENDS 12 SPLINES; 0.647 IN. MAJOR DIA; 0.520 IN. MINOR DIA; 2.067 IN. O/A LG IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-921-6670 still in active supply?

NSN 4320-00-921-6670 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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