PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3521Adapter Bushing

Coffin Turbo Pump Inc · NSN 4730-00-867-9028 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-867-9028 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-867-9028. Primary manufacturer part number: 3521.
Features
  • Adapter Bushing — FSC 4730
  • Material: STEEL
  • 2 verified cross-references
  • Primary manufacturer: Coffin Turbo Pump Inc
Applications
  • Applications requiring Steel construction
General Description

The Adapter Bushing, cataloged under National Stock Number 4730-00-867-9028, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Coffin Turbo Pump Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-867-9028
Primary Part Number3521
Item NameAdapter Bushing
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCoffin Turbo Pump Inc
StatusACTIVE
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6510-00-054-72567000030208 INTERCHANGEABLE
Skin Closure,adhesive,surgical
Solventum Us Llc
3110-00-100-5842108-109-6PC487 INTERCHANGEABLE
Bearing,roller,tapered
Struthers Wells Corp
5120-00-104-55596-76070-1 INTERCHANGEABLE
Wrench,orifice
Northrop Grumman Systems Corporation
4820-00-200-0664CFA40614 INTERCHANGEABLE
Valve,globe
Curtis Dyna-Fog, Ltd.
5306-00-218-143635-21 INTERCHANGEABLE
Bolt,shoulder
Dresser Industries Inc Leroi Div
5935-00-899-36693521-C INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5950-00-910-93186140026-12 INTERCHANGEABLE
Transformer,radio Frequency
Viking Technologies, Ltd.
4920-00-918-49593-5-2-1 INTERCHANGEABLE
Lift Pin
Celtech Corporation Div Use CAGE 65552 for All Orders
3020-01-025-82763521 INTERCHANGEABLE
Gear Cam Assembly
Kearflex Engineering Company
3010-01-068-786835-21 INTERCHANGEABLE
Plate Reducer
Cone Drive Operations Inc
Cross-Reference Index
Part NumberManufacturer
3521 PRIMARY Coffin Turbo Pump Inc (USA)
3521 Fmc Corp (USA)
Related Parts
6510-00-054-7256INTERCHANGEABLE
SKIN CLOSURE,ADHESIVE,SURGICAL
7000030208
3110-00-100-5842INTERCHANGEABLE
BEARING,ROLLER,TAPERED
108-109-6PC487
5120-00-104-5559INTERCHANGEABLE
WRENCH,ORIFICE
6-76070-1
4820-00-200-0664INTERCHANGEABLE
VALVE,GLOBE
CFA40614
5306-00-218-1436INTERCHANGEABLE
BOLT,SHOULDER
35-21
5935-00-899-3669INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3521-C
5950-00-910-9318INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
6140026-12
4920-00-918-4959INTERCHANGEABLE
LIFT PIN
3-5-2-1
3020-01-025-8276INTERCHANGEABLE
GEAR CAM ASSEMBLY
3521
3010-01-068-7868INTERCHANGEABLE
PLATE REDUCER
35-21
5935-01-087-0186INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3521
5950-01-135-7731INTERCHANGEABLE
TRANSFORMER,POWER

Frequently Asked Questions

What is NSN 4730-00-867-9028?

NSN 4730-00-867-9028 is a Adapter Bushing, manufactured by Coffin Turbo Pump Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-867-9028?

NSN 4730-00-867-9028 has 2 cross-referenced part numbers: 3521 (Coffin Turbo Pump Inc), 3521 (Fmc Corp).

What NSN replaces 4730-00-867-9028?

There are 12 known substitutes for 4730-00-867-9028: 6510-00-054-7256, 3110-00-100-5842, 5120-00-104-5559 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3521?

Key specifications for 3521: Material: STEEL. 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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