The Helmet Sensor Data Collection Mo, cataloged under National Stock Number 5865-01-564-3414, is classified within Federal Supply Class 5865 (Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Med-Eng, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5865-01-564-3414 |
| Primary Part Number | 21367 |
| Item Name | Helmet Sensor Data Collection Mo |
| FSC / FSG | 5865 / 58 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment |
| Manufacturer | Med-Eng, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | MODULE MOUNTS ON OUTSIDEREAR OF LWH;IT WEIGHS APPROXIMATELY 6 OUNCES AND IS DESIGNED TO FIT UNDERNEATH COVER OF HELMET;MODULE HAS AN EXPECTED SIX TO EIGHT MONTH OPERATIONAL LIFE;THE DYNAMIC ACCELERATION CAPTURE RANGE IS 1G TO GREATER THAN,OR EQUAL TO 4000G;MODULE RECORDS PEAK OVERPRESSURE (UP TO 240 POUNDS PER SQUARE INCH ABSOLUTE) TO DISCRIMINATE FROM NON-SIGNIFICANT IMPACT EVENTS (DROPPED/THROWN HELMET);THE MEMORY ALLOWS UP TO 527 EVENTS TO BE RECORDED LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21367 PRIMARY | Med-Eng, Llc (USA) |
NSN 5865-01-564-3414 is a Helmet Sensor Data Collection Mo, manufactured by Med-Eng, Llc, classified under FSC 5865, Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment. Status: active.
NSN 5865-01-564-3414 has 1 manufacturer part number on file: 21367 (Med-Eng, Llc).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-623-2805. Verify interchangeability with system specifications before substitution.
Key specifications for 21367: General Characteristics Item Description: MODULE MOUNTS ON OUTSIDEREAR OF LWH;IT WEIGHS APPROXIMATELY 6 OUNCES AND IS DESIGNED TO FIT UNDERNEATH COVER OF HELMET;MODULE HAS AN EXPECTED SIX TO EIGHT MONTH OPERATIONAL LIFE;THE DYNAMIC ACCELERATION CAPTURE RANGE IS 1G TO GREATER THAN,OR EQUAL TO 4000G;MODULE RECORDS PEAK OVERPRESSURE (UP TO 240 POUNDS PER SQUARE INCH ABSOLUTE) TO DISCRIMINATE FROM NON-SIGNIFICANT IMPACT EVENTS (DROPPED/THROWN HELMET);THE MEMORY ALLOWS UP TO 527 EVENTS TO BE RECORDED LBS; Special Features: HELMET SENSOR DATA COLLECTION MODULE IS A SMALL,LIGHTWEIGH,LOW-POWER SENSOR SUITE THAT MOUNTS TO THE LIGHT WEIGHT HELMET (LWH);HELMET SENSOR WILL DETECT,MEASURE AND RECORD IMPACT (ACCELERATION IN THREE DEGREES OF FREEDOM) AND BLAST OVERPRESSURE ASSOCIATED WITH CONCUSSIVE EVENTS/IED BLASTS THAT MARINES MAY EXPERIENCE IN OPERATIONAL ENVIROMENTS;DATA IS DOWNLOADED VIA A MINI USB PORT TO ANY COMPUTER;SENSOR RETRIEVAL KIT INCLUDES A SOFTWARE INSTALLATION CD FORMATTED FOR A WINDOWS OPERATING SYSTEM,AND A MINI USB CABLE TO ASSIST IN READING THE DATA; Part Name Assigned by Controlling Agency: HELMET SENSOR DATA COLLECTION MODULE; End Item Identification: 8470-01-560-3267;HELMET,GROUND TROOPS. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5865-01-564-3414 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.