PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6850Bell Crank

Telemechanics Inc · NSN 3040-00-125-8171 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-125-8171 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-125-8171. Primary manufacturer part number: 6850.
Features
  • Bell Crank — FSC 3040
  • 2 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bell Crank, cataloged under National Stock Number 3040-00-125-8171, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Telemechanics Inc. 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.

Catalog Facts
Item NameBell Crank
FSC / FSG3040 — No Item Name Available (FSG 30)
ManufacturersTelemechanics Inc (CAGE 57712); American Telephone and Telegraph Co (CAGE 64959)
Technical Specifications
ParameterValue
NSN3040-00-125-8171
Primary Part Number6850
Item NameBell Crank
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1560-00-027-9359 INTERCHANGEABLE
Heater Pad,door
6605-00-334-91796850 INTERCHANGEABLE
Reading Glass,compa
Lockheed Martin Corporation Div Rms - Mitchel Field
4820-00-391-37822203X4 INTERCHANGEABLE
Cock,shutoff,screw Stem
Essex Brownell Inc. Div Essex Group Inc
3442-00-394-3106 INTERCHANGEABLE
Press Arbor Power Operated
5985-00-841-17354700-51 INTERCHANGEABLE
Dummy Load,electrical
Amphenol Corporation Div Amphenol Rf
5950-00-856-86279188578 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5995-00-985-78934589-5012G1 INTERCHANGEABLE
Cable Assembly,radio Frequency
Raytheon Company Dba Raytheon Co
5325-01-395-0846 INTERCHANGEABLE
Ring,retaining
6625-01-572-52856850 INTERCHANGEABLE
Calibrator,standing Wave Ratio I
Spectrum Control Inc Div Weinschel
6515-01-597-9145 INTERCHANGEABLE
Mask,oronasal
Cross-Reference Index
Part NumberManufacturer
6850 PRIMARY Telemechanics Inc (USA)
6850 American Telephone and Telegraph Co (USA)
Related Parts
1560-00-027-9359INTERCHANGEABLE
HEATER PAD,DOOR
6605-00-334-9179INTERCHANGEABLE
READING GLASS,COMPA
6850
4820-00-391-3782INTERCHANGEABLE
COCK,SHUTOFF,SCREW STEM
2203X4
3442-00-394-3106INTERCHANGEABLE
PRESS ARBOR POWER OPERATED
5985-00-841-1735INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
4700-51
5950-00-856-8627INTERCHANGEABLE
TRANSFORMER,POWER
9188578
5995-00-985-7893INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
4589-5012G1
5325-01-395-0846INTERCHANGEABLE
RING,RETAINING
6625-01-572-5285INTERCHANGEABLE
CALIBRATOR,STANDING WAVE RATIO I
6850
6515-01-597-9145INTERCHANGEABLE
MASK,ORONASAL
5340-01-658-1602INTERCHANGEABLE
HANDLE,MANUAL CONTROL
6850
6530-01-689-8745INTERCHANGEABLE
TABLE,ORTHOPEDIC
6850

Frequently Asked Questions

What is NSN 3040-00-125-8171?

NSN 3040-00-125-8171 is a Bell Crank, manufactured by Telemechanics Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-125-8171?

NSN 3040-00-125-8171 has 2 cross-referenced part numbers: 6850 (Telemechanics Inc), 6850 (American Telephone and Telegraph Co).

What NSN replaces 3040-00-125-8171?

There are 12 known substitutes for 3040-00-125-8171: 1560-00-027-9359, 6605-00-334-9179, 4820-00-391-3782 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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