PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B7891Horn,signal

Sparton Corp · NSN 6350-00-237-7338 · FSC 6350 · No Item Name Available
Verified by PartsTable
NSN 6350-00-237-7338 — this item is cataloged by the U.S. Government under National Stock Number 6350-00-237-7338. Primary manufacturer part number: B7891.
Features
  • Horn,signal — FSC 6350
  • Enclosure Feature: WATERTIGHT
  • Terminal Thread Size and Series/type Designator: 8-32 UNIFIED NATIONAL COARSE (UNC)
  • Mounting Hole/stud Quantity: 2
  • Loudness Level in Decibels: 100 DB,3 FT FT
  • Sound Projector Quantity: 1
  • Mounting Bracket: NOT PROVIDED
  • Terminal Type: STUD
Applications
  • Applications requiring Steel Housing construction
General Description

The Horn,signal, cataloged under National Stock Number 6350-00-237-7338, is classified within Federal Supply Class 6350 (No Item Name Available) of the Alarm, Signal, and Security Detection Systems group. The primary manufacturer of record is Sparton Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6350-00-237-7338
Primary Part NumberB7891
Item NameHorn,signal
FSC / FSG6350 / 63 — No Item Name Available
ManufacturerSparton Corp
StatusACTIVE
Enclosure FeatureWATERTIGHT
Terminal Thread Size and Series/type Designator8-32 UNIFIED NATIONAL COARSE (UNC)
Mounting Hole/stud Quantity2
Loudness Level in Decibels100 DB,3 FT FT
Sound Projector Quantity1
Mounting BracketNOT PROVIDED
Terminal TypeSTUD
Hole Diameter0.219 INCHES NOMINAL IN
Terminal Quantity2
MaterialSTEEL HOUSING
Nondefinitive Spec/std DataE-1 TYPE
Sound Projector TypeGRILL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3120-00-153-1981M2024-8 INTERCHANGEABLE
Bearing,sleeve
Altra Industrial Motion Corp.
3040-00-568-549032184 INTERCHANGEABLE
Gearshaft,spur
Bmt Aerospace Usa, Inc
3455-01-050-984044079 INTERCHANGEABLE
Cutter,milling,end
Morse Cutting Tools Div of Morse Cutting Tools Corp
6830-01-608-49217912616 INTERCHANGEABLE
Nitrous Oxide-Carbo
Draeger Inc
Cross-Reference Index
Part NumberManufacturer
B7891 Sparton Corp (USA)
199997-1 General Motors Corp (USA)
32184 Department of the Air Force (USA)
199997-1 General Motors Corp Delco Electronics Div (USA)
199997-1 General Motors Llc Dba General Motors Llc (USA)
B7891 Sparton Corporation Div Sparton Electronics (USA)
Related Parts
3120-00-153-1981INTERCHANGEABLE
BEARING,SLEEVE
M2024-8
3040-00-568-5490INTERCHANGEABLE
GEARSHAFT,SPUR
32184
3455-01-050-9840INTERCHANGEABLE
CUTTER,MILLING,END
44079
6830-01-608-4921INTERCHANGEABLE
NITROUS OXIDE-CARBO
7912616

Frequently Asked Questions

What is NSN 6350-00-237-7338?

NSN 6350-00-237-7338 is a Horn,signal, manufactured by Sparton Corp, classified under FSC 6350 (No Item Name Available). Status: active.

What are the part numbers for NSN 6350-00-237-7338?

NSN 6350-00-237-7338 has 6 cross-referenced part numbers: B7891 (Sparton Corp), 199997-1 (General Motors Corp), 32184 (Department of the Air Force), 199997-1 (General Motors Corp Delco Electronics Div), 199997-1 (General Motors Llc Dba General Motors Llc) and 1 more.

What NSN replaces 6350-00-237-7338?

There are 4 known substitutes for 6350-00-237-7338: 3120-00-153-1981, 3040-00-568-5490, 3455-01-050-9840 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B7891?

Key specifications for B7891: Enclosure Feature: WATERTIGHT; Overall Height: 5.156 INCHES NOMINAL IN; Overall Width: 1.562 INCHES NOMINAL IN; Terminal Thread Size and Series/type Designator: 8-32 UNIFIED NATIONAL COARSE (UNC). 15 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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