PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12510G-21Headset-Microphone

David Clark Co Inc Div David Clark Company, Inc. · NSN 5965-01-390-9240 · FSC 5965 · No Item Name Available
Verified by PartsTable
NSN 5965-01-390-9240 — this item is cataloged by the U.S. Government under National Stock Number 5965-01-390-9240. Primary manufacturer part number: 12510G-21.
Features
  • Headset-Microphone — FSC 5965
  • Identifying Number: H10-76 MODEL NO.
  • Frequency Rating: 0.2 KILOHERTZ MINIMUM AND 5.5 KILOHERTZ MAXIMUM
  • Connector to Junction Cord Length: 19.000 INCHES AND 60.000 INCHES IN
  • Output Level Rating: 100 TO 200 MICROVOLTS OUTPUT LEVEL
  • Connector Name: PLUG
  • Microphone Element Type: DYNAMIC
  • Mounting Method: SUSPENDED ON ADJUSTABLE HEADBAND EARPHONE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Headset-Microphone, cataloged under National Stock Number 5965-01-390-9240, is classified within Federal Supply Class 5965 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is David Clark Co Inc Div David Clark Company, Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5965-01-390-9240
Primary Part Number12510G-21
Item NameHeadset-Microphone
FSC / FSG5965 / 59 — No Item Name Available
ManufacturerDavid Clark Co Inc Div David Clark Company, Inc.
StatusACTIVE
Identifying NumberH10-76 MODEL NO.
Frequency Rating0.2 KILOHERTZ MINIMUM AND 5.5 KILOHERTZ MAXIMUM
Connector to Junction Cord Length19.000 INCHES AND 60.000 INCHES IN
Output Level Rating100 TO 200 MICROVOLTS OUTPUT LEVEL
Connector NamePLUG
Microphone Element TypeDYNAMIC
Mounting MethodSUSPENDED ON ADJUSTABLE HEADBAND EARPHONE
Microphone Mounting FacilityADAPTER FASTENED TO LEFT EARPHONE
Earphone Quantity2
Impedance Rating5.0 OHMS NOMINAL
Connector Identifying NumberU-174/U TYPE NO.
Controlling AgencyDAVID CLARK CO. INC
Earphone Element TypeDYNAMIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5360-00-849-27122-761-006-610-00 INTERCHANGEABLE
Spring,pump,rotary
Viking Pump, Inc
3020-00-855-5532808416 INTERCHANGEABLE
Gear,worm
Garwood/feller Inc Garwood Winch Div
5965-01-390-9241495-216-005-604 INTERCHANGEABLE
Headset-Microphone
Roanwell, Llc
5965-01-390-924911324CE INTERCHANGEABLE
Headset-Microphone
Astrocom Electronics Inc
5965-01-446-3290 INTERCHANGEABLE
Headset-Microphone
Cross-Reference Index
Part NumberManufacturer
H10-76 Ferramenta Hobby Idea Snc Di Posati Francesca, Agenore & C. (ITA)
9843216012 Pilatus Aircraft Ltd (CHE)
12510G-21 PRIMARY David Clark Co Inc Div David Clark Company, Inc. (USA)
H10-76 David Clark Co Inc Div David Clark Company, Inc. (USA)
H10-76/AIC David Clark Co Inc Div David Clark Company, Inc. (USA)
AAN2300 Northair Aviation S.r.l. (ITA)
H10-76 Aertekno S.r.l. (ITA)
5965PL2081573 Jednolity Indeks Materialowy - Uniform Material Index (POL)
5830-CAA Acousticom Corp Dba Acousticom (USA)
5965PL0863565 Jednolity Indeks Materialowy - Uniform Material Index (POL)
CVC HEADSET-MICROPHONE Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
AAN2300 Northair Aviation Di Simone Bonardi (ITA)
12510G-13 David Clark Co Inc Div David Clark Company, Inc. (USA)
12510G-21 Aviotech S.r.l. (ITA)
Related Parts
5360-00-849-2712INTERCHANGEABLE
SPRING,PUMP,ROTARY
2-761-006-610-00
3020-00-855-5532INTERCHANGEABLE
GEAR,WORM
808416
5965-01-390-9241INTERCHANGEABLE
HEADSET-MICROPHONE
495-216-005-604
5965-01-390-9249INTERCHANGEABLE
HEADSET-MICROPHONE
11324CE
5965-01-446-3290INTERCHANGEABLE
HEADSET-MICROPHONE

Frequently Asked Questions

What is NSN 5965-01-390-9240?

NSN 5965-01-390-9240 is a Headset-Microphone, manufactured by David Clark Co Inc Div David Clark Company, Inc., classified under FSC 5965 (No Item Name Available). Status: active.

What are the part numbers for NSN 5965-01-390-9240?

NSN 5965-01-390-9240 has 14 cross-referenced part numbers: H10-76 (Ferramenta Hobby Idea Snc Di Posati Francesca, Agenore & C.), 9843216012 (Pilatus Aircraft Ltd), 12510G-21 (David Clark Co Inc Div David Clark Company, Inc.), H10-76 (David Clark Co Inc Div David Clark Company, Inc.), H10-76/AIC (David Clark Co Inc Div David Clark Company, Inc.) and 9 more.

What NSN replaces 5965-01-390-9240?

There are 5 known substitutes for 5965-01-390-9240: 5360-00-849-2712, 3020-00-855-5532, 5965-01-390-9241 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12510G-21?

Key specifications for 12510G-21: Identifying Number: H10-76 MODEL NO.; Frequency Rating: 0.2 KILOHERTZ MINIMUM AND 5.5 KILOHERTZ MAXIMUM; Connector to Junction Cord Length: 19.000 INCHES AND 60.000 INCHES IN; Special Features: NOISE ATTENUATING HEADSET WITH BOOM MOUNTED M-87 MICROPHONE AND VOLUME CONTROL ON LEFT EARCUP. 14 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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