PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21320Parts Kit,air Horn

Lucas Signatone Corp · NSN 2590-01-082-1421 · FSC 2590 · No Item Name Available
Verified by PartsTable
NSN 2590-01-082-1421 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-082-1421. Primary manufacturer part number: 21320.
Features
  • Parts Kit,air Horn — FSC 2590
  • General Characteristics Item Description: CONSISTS OF P/N 10220 DIAPHRAGM EA 1; P/N 10314 GASKET EA 1; P/N 14023 SCREW COVER MOUNTING EA 3; P/N 01013 SEAL ADJUSTING SCREW EA 1; P/N 14030 SCREW EA 3; P/N 15025 HEX NUT EA 3
  • 4 verified cross-references
  • Primary manufacturer: Lucas Signatone Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Parts Kit,air Horn, cataloged under National Stock Number 2590-01-082-1421, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Lucas Signatone Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2590-01-082-1421
Primary Part Number21320
Item NameParts Kit,air Horn
FSC / FSG2590 / 25 — No Item Name Available
ManufacturerLucas Signatone Corp
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF P/N 10220 DIAPHRAGM EA 1; P/N 10314 GASKET EA 1; P/N 14023 SCREW COVER MOUNTING EA 3; P/N 01013 SEAL ADJUSTING SCREW EA 1; P/N 14030 SCREW EA 3; P/N 15025 HEX NUT EA 3
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5930-00-272-137921620B INTERCHANGEABLE
Switch,toggle
H20 Tank Inc U S Motors Div
5306-00-521-437710W2194 INTERCHANGEABLE
Rod,threaded End
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
9540-00-540-5936 INTERCHANGEABLE
Angle,structural
6105-00-789-8022153-72 INTERCHANGEABLE
Motor,alternating Current
Te Connectivity Corporation
5945-01-094-795821-320 INTERCHANGEABLE
Relay,solid State
Te Connectivity Corporation
4810-01-419-256021320-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-419-263421320-850-1 INTERCHANGEABLE
Sleeve and Slide,directional Con
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
6640-01-426-3868213-20 INTERCHANGEABLE
Powder,hardness Rea
Hach Company Dba Hach Co
6515-01-563-528221320 INTERCHANGEABLE
Protector,luer Lock Injector
Carmel Pharma, Inc.
4720-01-625-8944213-20 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
Cross-Reference Index
Part NumberManufacturer
N13277 Cnh Industrial America Llc Dba Cnh America (USA)
21320 PRIMARY Lucas Signatone Corp (USA)
D76968 Cnh Industrial America Llc Dba Cnh America (USA)
311622A1 Cnh Industrial America Llc Dba Cnh America (USA)
Related Parts
5930-00-272-1379INTERCHANGEABLE
SWITCH,TOGGLE
21620B
5306-00-521-4377INTERCHANGEABLE
ROD,THREADED END
10W2194
9540-00-540-5936INTERCHANGEABLE
ANGLE,STRUCTURAL
6105-00-789-8022INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
153-72
5945-01-094-7958INTERCHANGEABLE
RELAY,SOLID STATE
21-320
4810-01-419-2560INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21320-001
4810-01-419-2634INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
21320-850-1
6640-01-426-3868INTERCHANGEABLE
POWDER,HARDNESS REA
213-20
6515-01-563-5282INTERCHANGEABLE
PROTECTOR,LUER LOCK INJECTOR
21320
4720-01-625-8944INTERCHANGEABLE
HOSE,NONMETALLIC
213-20

Frequently Asked Questions

What is NSN 2590-01-082-1421?

NSN 2590-01-082-1421 is a Parts Kit,air Horn, manufactured by Lucas Signatone Corp, classified under FSC 2590 (No Item Name Available). Status: active.

What are the part numbers for NSN 2590-01-082-1421?

NSN 2590-01-082-1421 has 4 cross-referenced part numbers: N13277 (Cnh Industrial America Llc Dba Cnh America), 21320 (Lucas Signatone Corp), D76968 (Cnh Industrial America Llc Dba Cnh America), 311622A1 (Cnh Industrial America Llc Dba Cnh America).

What NSN replaces 2590-01-082-1421?

There are 10 known substitutes for 2590-01-082-1421: 5930-00-272-1379, 5306-00-521-4377, 9540-00-540-5936 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21320?

Key specifications for 21320: End Item Identification: 3930-01-059-4935; General Characteristics Item Description: CONSISTS OF P/N 10220 DIAPHRAGM EA 1; P/N 10314 GASKET EA 1; P/N 14023 SCREW COVER MOUNTING EA 3; P/N 01013 SEAL ADJUSTING SCREW EA 1; P/N 14030 SCREW EA 3; P/N 15025 HEX NUT EA 3. 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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