PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20530Shaft,shouldered

Mandzak Instrumentation Specialists Inc · NSN 3040-00-089-9851 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-089-9851 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-089-9851. Primary manufacturer part number: 20530.
Features
  • Shaft,shouldered — FSC 3040
  • Second End Style: CIRCULAR GROOVED
  • Second End Groove Width: 0.0200 INCHES NOMINAL IN
  • First End Diameter: 0.0780 INCHES NOMINAL IN
  • Second End Distance From End to Groove: 0.137 INCHES NOMINAL IN
  • Largest Step Diameter: 0.125 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Step Quantity: 2
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-00-089-9851, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Mandzak Instrumentation Specialists Inc. Government technical data includes 10 verified specifications, 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-089-9851
Primary Part Number20530
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerMandzak Instrumentation Specialists Inc
StatusACTIVE
Second End StyleCIRCULAR GROOVED
Second End Groove Width0.0200 INCHES NOMINAL IN
First End Diameter0.0780 INCHES NOMINAL IN
Second End Distance From End to Groove0.137 INCHES NOMINAL IN
Largest Step Diameter0.125 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Step Quantity2
Second End Groove Diameter0.0970 INCHES NOMINAL IN
End SimilarityNOT IDENTICAL
First End StylePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4720-00-239-504120530 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5930-00-296-726920530 INTERCHANGEABLE
Switch Subassembly
Roanwell, Llc
2530-00-836-782839114 INTERCHANGEABLE
Parts Kit,kingpin
Tld Wollard Llc
5330-00-889-5930 INTERCHANGEABLE
Seal,compressor
6645-00-936-812020530 INTERCHANGEABLE
Clock,marine,mechanical
The Chelsea Clock Llc
7510-01-174-4892197 INTERCHANGEABLE
Ribbon,inking
Frankel Mfg Co
2910-01-189-089520530 INTERCHANGEABLE
Retainer,rotor,transfer Pump
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5120-01-349-1459 INTERCHANGEABLE
Wrench,box and Open End,combinat
5340-01-437-678620530 INTERCHANGEABLE
Plate,mounting
Grimes Aerospace Company
6530-01-623-698220530 INTERCHANGEABLE
Band,exercise,physical Therapy
Hygenic Corp the
Cross-Reference Index
Part NumberManufacturer
20530 Mandzak Instrumentation Specialists Inc (USA)
Related Parts
4720-00-239-5041INTERCHANGEABLE
HOSE,PREFORMED
20530
5930-00-296-7269INTERCHANGEABLE
SWITCH SUBASSEMBLY
20530
2530-00-836-7828INTERCHANGEABLE
PARTS KIT,KINGPIN
39114
5330-00-889-5930INTERCHANGEABLE
SEAL,COMPRESSOR
6645-00-936-8120INTERCHANGEABLE
CLOCK,MARINE,MECHANICAL
20530
7510-01-174-4892INTERCHANGEABLE
RIBBON,INKING
197
2910-01-189-0895INTERCHANGEABLE
RETAINER,ROTOR,TRANSFER PUMP
20530
5120-01-349-1459INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5340-01-437-6786INTERCHANGEABLE
PLATE,MOUNTING
20530
6530-01-623-6982INTERCHANGEABLE
BAND,EXERCISE,PHYSICAL THERAPY
20530

Frequently Asked Questions

What is NSN 3040-00-089-9851?

NSN 3040-00-089-9851 is a Shaft,shouldered, manufactured by Mandzak Instrumentation Specialists Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-089-9851?

NSN 3040-00-089-9851 has 1 cross-referenced part number: 20530 (Mandzak Instrumentation Specialists Inc).

What NSN replaces 3040-00-089-9851?

There are 10 known substitutes for 3040-00-089-9851: 4720-00-239-5041, 5930-00-296-7269, 2530-00-836-7828 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20530?

Key specifications for 20530: Second End Style: CIRCULAR GROOVED; Second End Groove Width: 0.0200 INCHES NOMINAL IN; First End Diameter: 0.0780 INCHES NOMINAL IN; Second End Distance From End to Groove: 0.137 INCHES NOMINAL IN. 11 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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