PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC-B-69640Bar,selector,teletypewriter

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5815-00-356-3340 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-356-3340 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-356-3340. Primary manufacturer part number: SC-B-69640.
Features
  • Bar,selector,teletypewriter — FSC 5815
  • General Characteristics Item Description: MATERIAL STEEL 1095,FINISH HEAT TREATED ROCKWELL C 45-50 PHOSPHATE COAT 0.060 IN. THK,2.250 IN. LG,0.188 IN. W O/A,ONE EDGE SQ W/0.078 IN. W BY 0.031 IN. DEEP NOTCH,OTHER EDGE TAPERED 80 DEG W/NOTCH ONE END AND TWO 0.062 IN. W BY 0.062 IN. DEEP NOTCHES IN
  • 7 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bar,selector,teletypewriter, cataloged under National Stock Number 5815-00-356-3340, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 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
NSN5815-00-356-3340
Primary Part NumberSC-B-69640
Item NameBar,selector,teletypewriter
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
General Characteristics Item DescriptionMATERIAL STEEL 1095,FINISH HEAT TREATED ROCKWELL C 45-50 PHOSPHATE COAT 0.060 IN. THK,2.250 IN. LG,0.188 IN. W O/A,ONE EDGE SQ W/0.078 IN. W BY 0.031 IN. DEEP NOTCH,OTHER EDGE TAPERED 80 DEG W/NOTCH ONE END AND TWO 0.062 IN. W BY 0.062 IN. DEEP NOTCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-183-5759R455-6 INTERCHANGEABLE
Bearing,ball,annular
Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation
4730-00-187-7613 INTERCHANGEABLE
Coupling,pipe
5133-00-236-4043 INTERCHANGEABLE
Drill,twist
5945-00-257-690055A6334CHANGE12ITEM6 INTERCHANGEABLE
Relay,electromagnetic
Westinghouse Electric Corp
2520-00-311-524411509 INTERCHANGEABLE
Eye,bolt,clutch
Sachs-Boge of America
5360-00-316-5519 INTERCHANGEABLE
Spring,limit Switch
3830-00-371-61021L INTERCHANGEABLE
Shank-Tooth,surface Ripping
H & L Tooth Company Dba H & L Forge
5330-00-870-74355050-3 INTERCHANGEABLE
Seal,plain Encased
Besser Company Dba Besser
4520-00-878-387650503 INTERCHANGEABLE
Heating Element,electrical,nonim
Wells Mfg Co
4320-00-911-225511509 INTERCHANGEABLE
Ring,wearing
Air & Liquid Systems Corporation Dba Buffalo Pumps
Cross-Reference Index
Part NumberManufacturer
11509 Freund Precision Inc (USA)
SC-B-69640 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
497LX Burke Products Inc (USA)
A9734 Autodyne Manufacturing Co Inc (USA)
SC-B-69640 Pegasus Inc (USA)
50503 Kleinschmidt Inc (USA)
FRESCB69640 Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc (USA)
Related Parts
3110-00-183-5759INTERCHANGEABLE
BEARING,BALL,ANNULAR
R455-6
4730-00-187-7613INTERCHANGEABLE
COUPLING,PIPE
5133-00-236-4043INTERCHANGEABLE
DRILL,TWIST
5945-00-257-6900INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
55A6334CHANGE12ITEM6
2520-00-311-5244INTERCHANGEABLE
EYE,BOLT,CLUTCH
11509
5360-00-316-5519INTERCHANGEABLE
SPRING,LIMIT SWITCH
3830-00-371-6102INTERCHANGEABLE
SHANK-TOOTH,SURFACE RIPPING
1L
5330-00-870-7435INTERCHANGEABLE
SEAL,PLAIN ENCASED
5050-3
4520-00-878-3876INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
50503
4320-00-911-2255INTERCHANGEABLE
RING,WEARING
11509
4935-00-978-9779INTERCHANGEABLE
IDLER ASSEMBLY
5950-01-029-1697INTERCHANGEABLE
TRANSFORMER,POWER
3207670

Frequently Asked Questions

What is NSN 5815-00-356-3340?

NSN 5815-00-356-3340 is a Bar,selector,teletypewriter, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5815 (No Item Name Available). Status: active.

What are the part numbers for NSN 5815-00-356-3340?

NSN 5815-00-356-3340 has 7 cross-referenced part numbers: 11509 (Freund Precision Inc), SC-B-69640 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 497LX (Burke Products Inc), A9734 (Autodyne Manufacturing Co Inc), SC-B-69640 (Pegasus Inc) and 2 more.

What NSN replaces 5815-00-356-3340?

There are 12 known substitutes for 5815-00-356-3340: 3110-00-183-5759, 4730-00-187-7613, 5133-00-236-4043 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SC-B-69640?

Key specifications for SC-B-69640: End Item Identification: TT-173A/TG A; General Characteristics Item Description: MATERIAL STEEL 1095,FINISH HEAT TREATED ROCKWELL C 45-50 PHOSPHATE COAT 0.060 IN. THK,2.250 IN. LG,0.188 IN. W O/A,ONE EDGE SQ W/0.078 IN. W BY 0.031 IN. DEEP NOTCH,OTHER EDGE TAPERED 80 DEG W/NOTCH ONE END AND TWO 0.062 IN. W BY 0.062 IN. DEEP NOTCHES IN. 2 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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