PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21368Sensor Data Retrieval Kit

Med-Eng, Llc · NSN 5865-01-564-3427 · FSC 5865 · No Item Name Available
Verified by PartsTable
NSN 5865-01-564-3427 — this item is cataloged by the U.S. Government under National Stock Number 5865-01-564-3427. Primary manufacturer part number: 21368.
Features
  • Sensor Data Retrieval Kit — FSC 5865
  • General Characteristics Item Description: MODULE MOUNTS ON OUTSIDE REAR OF LWH;WEIGHS APPROXIMATELY 6 OUNCES AND IS DESIGNATED TO FIT UNDERNEATH COVER OF A 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);MEMORY ALLOWS UP TO 527 EVENTS TO BE RECORDED LBS
  • 1 verified cross-reference
  • Primary manufacturer: Med-Eng, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sensor Data Retrieval Kit, cataloged under National Stock Number 5865-01-564-3427, is classified within Federal Supply Class 5865 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Med-Eng, Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5865-01-564-3427
Primary Part Number21368
Item NameSensor Data Retrieval Kit
FSC / FSG5865 / 58 — No Item Name Available
ManufacturerMed-Eng, Llc
StatusACTIVE
General Characteristics Item DescriptionMODULE MOUNTS ON OUTSIDE REAR OF LWH;WEIGHS APPROXIMATELY 6 OUNCES AND IS DESIGNATED TO FIT UNDERNEATH COVER OF A 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);MEMORY ALLOWS UP TO 527 EVENTS TO BE RECORDED LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5999-00-224-596321-368 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
3120-00-547-137621-368 INTERCHANGEABLE
Bearing,sleeve
Dresser Industries Inc Leroi Div
2590-00-884-57011881938 INTERCHANGEABLE
Switch,beam Selecting,headlight
Chrysler Realty Company Llc Dba Daimler Chrysler
5970-01-024-0090C11000-18 INTERCHANGEABLE
Insulation Sleeving,electrical
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
5910-01-216-0882 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
4810-01-513-221321368-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21368 PRIMARY Med-Eng, Llc (USA)
Related Parts
5999-00-224-5963INTERCHANGEABLE
CONTACT,ELECTRICAL
21-368
3120-00-547-1376INTERCHANGEABLE
BEARING,SLEEVE
21-368
2590-00-884-5701INTERCHANGEABLE
SWITCH,BEAM SELECTING,HEADLIGHT
1881938
5970-01-024-0090INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
C11000-18
5910-01-216-0882INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
4810-01-513-2213INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21368-001

Frequently Asked Questions

What is NSN 5865-01-564-3427?

NSN 5865-01-564-3427 is a Sensor Data Retrieval Kit, manufactured by Med-Eng, Llc, classified under FSC 5865 (No Item Name Available). Status: active.

What are the part numbers for NSN 5865-01-564-3427?

NSN 5865-01-564-3427 has 1 cross-referenced part number: 21368 (Med-Eng, Llc).

What NSN replaces 5865-01-564-3427?

There are 6 known substitutes for 5865-01-564-3427: 5999-00-224-5963, 3120-00-547-1376, 2590-00-884-5701 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21368?

Key specifications for 21368: Special Features: HELMET SENSOR DATA COLLECTION MODULE IS A SMALL,LIGHTWEIGHT,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; End Item Identification: 8470-01-560-3267;HELMET,GROUND TROOPS; Part Name Assigned by Controlling Agency: SENSOR DATA RETRIEVAL KIT; General Characteristics Item Description: MODULE MOUNTS ON OUTSIDE REAR OF LWH;WEIGHS APPROXIMATELY 6 OUNCES AND IS DESIGNATED TO FIT UNDERNEATH COVER OF A 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);MEMORY ALLOWS UP TO 527 EVENTS TO BE RECORDED LBS. 4 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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