PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48704Shaft,shouldered

Bourns Inc · NSN 3040-01-373-8438 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-373-8438 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-373-8438. Primary manufacturer part number: 48704.
Features
  • Shaft,shouldered — FSC 3040
  • Largest Step Diameter: 1.1800 INCHES NOMINAL IN
  • Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Bourns Inc
Applications
  • Applications requiring Steel construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-373-8438, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Bourns Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-373-8438
Primary Part Number48704
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerBourns Inc
StatusACTIVE
Largest Step Diameter1.1800 INCHES NOMINAL IN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-471-2333905193-1 INTERCHANGEABLE
Reactor
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6130-00-548-2937 INTERCHANGEABLE
Charger,battery
5330-01-124-0077 INTERCHANGEABLE
Seal Kit
5995-01-164-132327770 INTERCHANGEABLE
Cable Assembly,radio Frequency
Viant Collegeville Llc
5962-01-271-4872DG407AK INTERCHANGEABLE
Microcircuit,linear
Siliconix Incorporated Div Siliconix
1560-01-687-04872-7770-4 INTERCHANGEABLE
Rib,stiffener,aircraft
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
48704 Cat Pumps Corp (USA)
27770 Cat Pumps Corp (USA)
48704 PRIMARY Bourns Inc (USA)
Related Parts
5950-00-471-2333INTERCHANGEABLE
REACTOR
905193-1
6130-00-548-2937INTERCHANGEABLE
CHARGER,BATTERY
5330-01-124-0077INTERCHANGEABLE
SEAL KIT
5995-01-164-1323INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
27770
5962-01-271-4872INTERCHANGEABLE
MICROCIRCUIT,LINEAR
DG407AK
1560-01-687-0487INTERCHANGEABLE
RIB,STIFFENER,AIRCRAFT
2-7770-4

Frequently Asked Questions

What is NSN 3040-01-373-8438?

NSN 3040-01-373-8438 is a Shaft,shouldered, manufactured by Bourns Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-373-8438?

NSN 3040-01-373-8438 has 3 cross-referenced part numbers: 48704 (Cat Pumps Corp), 27770 (Cat Pumps Corp), 48704 (Bourns Inc).

What NSN replaces 3040-01-373-8438?

There are 6 known substitutes for 3040-01-373-8438: 5950-00-471-2333, 6130-00-548-2937, 5330-01-124-0077 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 48704?

Key specifications for 48704: Largest Step Diameter: 1.1800 INCHES NOMINAL IN; Material: STEEL; End Item Identification: PUMP,CAT PUMPS CORP,MODEL 25 SERIES FRAME; Overall Length: 15.0400 INCHES NOMINAL IN. 4 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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