PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-L-38200Life Preserver,underarm

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4220-00-072-5311 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-00-072-5311 — this item is cataloged by the U.S. Government under National Stock Number 4220-00-072-5311. Primary manufacturer part number: MIL-L-38200.
Features
  • Life Preserver,underarm — FSC 4220
  • Base Width: 21.500 INCHES MINIMUM AND 29.000 INCHES MAXIMUM IN
  • Color: ORANGE
  • Collar: NOT INCLUDED
  • Buoyancy Method: GAS INFLATED AND ORALLY INFLATED
  • Size Designation: ADULT
  • Fastening Method: HARNESS W/BUCKLES
  • Gas Cylinder: INCLUDED
Applications
  • Applications requiring Plastic Polyamide Nylon and Rubber Polychloroprene Cover construction
General Description

The Life Preserver,underarm, cataloged under National Stock Number 4220-00-072-5311, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN4220-00-072-5311
Primary Part NumberMIL-L-38200
Item NameLife Preserver,underarm
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Base Width21.500 INCHES MINIMUM AND 29.000 INCHES MAXIMUM IN
ColorORANGE
CollarNOT INCLUDED
Buoyancy MethodGAS INFLATED AND ORALLY INFLATED
Size DesignationADULT
Fastening MethodHARNESS W/BUCKLES
Gas CylinderINCLUDED
Height10.000 INCHES NOMINAL IN
MaterialPLASTIC POLYAMIDE NYLON AND RUBBER POLYCHLOROPRENE COVER
MaterialPLASTIC POLYAMIDE NYLON AND RUBBER POLYCHLOROPRENE ENVELOPE
Nondefinitive Spec/std DataLPU-5/P TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-141-33907404618 INTERCHANGEABLE
Seal,plain Encased
U S Army Tank Automotive Command Amsta-Im-Mm
5307-00-272-7052S750 INTERCHANGEABLE
Stud,plain
Caterpillar Inc Div Caterpillar Defense
3120-00-287-65073671-03PC35 INTERCHANGEABLE
Bearing,sleeve
Electric Boat Corporation Div General Dynamics Electric Boat
2040-00-385-9076SA750 INTERCHANGEABLE
Strainer,hull Intake
Gross Mechanical Laboratories Inc
7025-01-179-167398624A INTERCHANGEABLE
Interface Unit,automatic Data Pr
Hewlett-Packard Company Dba HP
8040-01-261-4187 INTERCHANGEABLE
Adhesive
4920-01-494-3737S750 INTERCHANGEABLE
Banding Tool,pneumatic,aircraft
Band-It-Idex Inc Unit of Idex Corp
5965-01-559-6637S750 INTERCHANGEABLE
Loudspeaker Assembly
Creative Labs Inc
9150-01-583-8241 INTERCHANGEABLE
Calibrating Oil,standard
8105-01-708-0139S-750 INTERCHANGEABLE
Envelope,packing List
Uline Inc
Cross-Reference Index
Part NumberManufacturer
MIL-L-38200 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LPU-5/P Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S750 Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc (USA)
19D21154 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
19D21154 Air Cruisers Company, Llc (USA)
LPU-5/P Department of the Air Force (USA)
Related Parts
5330-00-141-3390INTERCHANGEABLE
SEAL,PLAIN ENCASED
7404618
5307-00-272-7052INTERCHANGEABLE
STUD,PLAIN
S750
3120-00-287-6507INTERCHANGEABLE
BEARING,SLEEVE
3671-03PC35
2040-00-385-9076INTERCHANGEABLE
STRAINER,HULL INTAKE
SA750
7025-01-179-1673INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
98624A
8040-01-261-4187INTERCHANGEABLE
ADHESIVE
4920-01-494-3737INTERCHANGEABLE
BANDING TOOL,PNEUMATIC,AIRCRAFT
S750
5965-01-559-6637INTERCHANGEABLE
LOUDSPEAKER ASSEMBLY
S750
9150-01-583-8241INTERCHANGEABLE
CALIBRATING OIL,STANDARD
8105-01-708-0139INTERCHANGEABLE
ENVELOPE,PACKING LIST
S-750

Frequently Asked Questions

What is NSN 4220-00-072-5311?

NSN 4220-00-072-5311 is a Life Preserver,underarm, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-00-072-5311?

NSN 4220-00-072-5311 has 6 cross-referenced part numbers: MIL-L-38200 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), LPU-5/P (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S750 (Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc), 19D21154 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 19D21154 (Air Cruisers Company, Llc) and 1 more.

What NSN replaces 4220-00-072-5311?

There are 10 known substitutes for 4220-00-072-5311: 5330-00-141-3390, 5307-00-272-7052, 3120-00-287-6507 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-L-38200?

Key specifications for MIL-L-38200: Base Width: 21.500 INCHES MINIMUM AND 29.000 INCHES MAXIMUM IN; Color: ORANGE; Collar: NOT INCLUDED; Buoyancy Method: GAS INFLATED AND ORALLY INFLATED. 12 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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