PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50B3LTrombone,bass

Selmer Co the · NSN 7710-00-195-1027 · FSC 7710 · No Item Name Available
Verified by PartsTable
NSN 7710-00-195-1027 — this item is cataloged by the U.S. Government under National Stock Number 7710-00-195-1027. Primary manufacturer part number: 50B3L.
Features
  • Trombone,bass — FSC 7710
  • Surface Treatment: LACQUER OR SILVER
  • Mouthpiece: INCLUDED
  • Key Change Valve Type: DOUBLE ROTARY VALVE,KEY OF B-FLAT/F/G-FLAT
  • Lyre: INCLUDED
  • Inclosure Type: CASE
  • 5 verified cross-references
  • Primary manufacturer: Selmer Co the
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Trombone,bass, cataloged under National Stock Number 7710-00-195-1027, is classified within Federal Supply Class 7710 (No Item Name Available) of the Musical Instruments, Phonographs group. The primary manufacturer of record is Selmer Co the. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN7710-00-195-1027
Primary Part Number50B3L
Item NameTrombone,bass
FSC / FSG7710 / 77 — No Item Name Available
ManufacturerSelmer Co the
StatusACTIVE
Surface TreatmentLACQUER OR SILVER
MouthpieceINCLUDED
Key Change Valve TypeDOUBLE ROTARY VALVE,KEY OF B-FLAT/F/G-FLAT
LyreINCLUDED
Inclosure TypeCASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-146-987342B INTERCHANGEABLE
Valve Assembly
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
6625-00-395-943042B INTERCHANGEABLE
Test Set,radio Frequency Power
Boonton Electronics Corporation Div Boonton Electronics
3030-00-529-0482 INTERCHANGEABLE
Belt,v
5950-00-925-6933 INTERCHANGEABLE
Transformer,audio Frequency
7710-01-497-1759 INTERCHANGEABLE
Trombone,bass
7710-01-537-322742B INTERCHANGEABLE
Trombone,tenor
Conn-Selmer, Inc.
Cross-Reference Index
Part NumberManufacturer
42B Selmer Co the (USA)
KG2107 King Musical Instruments Inc (USA)
TR181 Holton Frank and Co (USA)
50B3L PRIMARY Selmer Co the (USA)
290 Conn-Selmer, Inc. (USA)
Related Parts
4820-00-146-9873INTERCHANGEABLE
VALVE ASSEMBLY
42B
6625-00-395-9430INTERCHANGEABLE
TEST SET,RADIO FREQUENCY POWER
42B
3030-00-529-0482INTERCHANGEABLE
BELT,V
5950-00-925-6933INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
7710-01-497-1759INTERCHANGEABLE
TROMBONE,BASS
7710-01-537-3227INTERCHANGEABLE
TROMBONE,TENOR
42B

Frequently Asked Questions

What is NSN 7710-00-195-1027?

NSN 7710-00-195-1027 is a Trombone,bass, manufactured by Selmer Co the, classified under FSC 7710 (No Item Name Available). Status: active.

What are the part numbers for NSN 7710-00-195-1027?

NSN 7710-00-195-1027 has 5 cross-referenced part numbers: 42B (Selmer Co the), KG2107 (King Musical Instruments Inc), TR181 (Holton Frank and Co), 50B3L (Selmer Co the), 290 (Conn-Selmer, Inc.).

What NSN replaces 7710-00-195-1027?

There are 6 known substitutes for 7710-00-195-1027: 4820-00-146-9873, 6625-00-395-9430, 3030-00-529-0482 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50B3L?

Key specifications for 50B3L: Surface Treatment: LACQUER OR SILVER; Mouthpiece: INCLUDED; Key Change Valve Type: DOUBLE ROTARY VALVE,KEY OF B-FLAT/F/G-FLAT; Lyre: INCLUDED. 6 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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