PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-187379Shaft,shouldered

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3040-00-327-5150 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-327-5150 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-327-5150. Primary manufacturer part number: SM-B-187379.
Features
  • Shaft,shouldered — FSC 3040
  • Second End Diameter: 0.1270 INCHES NOMINAL IN
  • FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT
  • Largest Step Diameter: 0.313 INCHES NOMINAL IN
  • Material: STEEL
  • First End Diameter: 0.2493 INCHES NOMINAL IN
  • Second End Style: EXTERNAL THREADED
  • First End Style: PLAIN
Applications
  • Applications requiring Steel construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-00-327-5150, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-327-5150
Primary Part NumberSM-B-187379
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Second End Diameter0.1270 INCHES NOMINAL IN
FSC Application DataTELETYPE AND FACSIMILE EQUIPMENT
Largest Step Diameter0.313 INCHES NOMINAL IN
MaterialSTEEL
First End Diameter0.2493 INCHES NOMINAL IN
Second End StyleEXTERNAL THREADED
First End StylePLAIN
End SimilarityNOT IDENTICAL
Second End External Thread Length0.345 INCHES NOMINAL IN
Step Quantity4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5310-00-056-9589434-0039-002 INTERCHANGEABLE
Washer,flat
Seastrom Manufacturing Co Inc
4730-00-492-7306LP19B INTERCHANGEABLE
Strainer,sediment
Wisconsin Motors, Llc
4820-01-584-6456561-06 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
SM-B-187379 Loar Manufacturing Corp (USA)
56106 Kleinschmidt Inc (USA)
SM-B-187379 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5310-00-056-9589INTERCHANGEABLE
WASHER,FLAT
434-0039-002
4730-00-492-7306INTERCHANGEABLE
STRAINER,SEDIMENT
LP19B
4820-01-584-6456INTERCHANGEABLE
STEM,FLUID VALVE
561-06

Frequently Asked Questions

What is NSN 3040-00-327-5150?

NSN 3040-00-327-5150 is a Shaft,shouldered, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-327-5150?

NSN 3040-00-327-5150 has 3 cross-referenced part numbers: SM-B-187379 (Loar Manufacturing Corp), 56106 (Kleinschmidt Inc), SM-B-187379 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 3040-00-327-5150?

There are 3 known substitutes for 3040-00-327-5150: 5310-00-056-9589, 4730-00-492-7306, 4820-01-584-6456. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-187379?

Key specifications for SM-B-187379: Second End Diameter: 0.1270 INCHES NOMINAL IN; FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT; Largest Step Diameter: 0.313 INCHES NOMINAL IN; Overall Length: 10.610 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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