PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A14394-5Liner,safety Helmet

Gentex Corporation · NSN 8415-01-666-2399 · FSC 8415 · No Item Name Available
Verified by PartsTable
NSN 8415-01-666-2399 — this item is cataloged by the U.S. Government under National Stock Number 8415-01-666-2399. Primary manufacturer part number: A14394-5.
Features
  • Liner,safety Helmet — FSC 8415
  • 3 verified cross-references
  • Primary manufacturer: Gentex Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Liner,safety Helmet, cataloged under National Stock Number 8415-01-666-2399, is classified within Federal Supply Class 8415 (No Item Name Available) of the Clothing, Individual Equipment, and Insignia group. The primary manufacturer of record is Gentex Corporation. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameLiner,safety Helmet
FSC / FSG8415 — No Item Name Available (FSG 84)
ManufacturersForsvarets Materielverk (CAGE A196N); Gentex Corporation (CAGE 97427)
Technical Specifications
ParameterValue
NSN8415-01-666-2399
Primary Part NumberA14394-5
Item NameLiner,safety Helmet
FSC / FSG8415 / 84 — No Item Name Available
ManufacturerGentex Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-578-243409029100 INTERCHANGEABLE
Connector,receptacle,electrical
Thales Components Corp Div Thales Components Corporation
5841-00-703-899214-250 INTERCHANGEABLE
Heat E,changer
Hamilton Sundstrand Corporation
6610-00-710-3236 INTERCHANGEABLE
Housing,transducer
3120-00-899-135510885445 INTERCHANGEABLE
Bearing,washer,thrust
U S Army Tank Automotive Command Amsta-Im-Mm
8040-01-034-0401 INTERCHANGEABLE
Adhesive
5340-01-067-31101-4250 INTERCHANGEABLE
Bracket,spring
Pdi Ground Support Systems, Inc.
2510-01-082-39614250 INTERCHANGEABLE
Bracket,front Spring
Pdi Ground Support Systems, Inc.
5895-01-339-431414250 INTERCHANGEABLE
Interface Unit,communication Equ
Raytheon Company Dba Raytheon Co
6515-01-377-890214250 INTERCHANGEABLE
Implant,orbital,sphere
Gulden Ophthalmics Inc.
3455-01-435-398514250 INTERCHANGEABLE
File,rotary
Sgs Tool Co
Cross-Reference Index
Part NumberManufacturer
F9943-000039 Forsvarets Materielverk (SWE)
14250 Gentex Corporation (USA)
A14394-5 PRIMARY Gentex Corporation (USA)
Related Parts
5935-00-578-2434INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
09029100
5841-00-703-8992INTERCHANGEABLE
HEAT E,CHANGER
14-250
6610-00-710-3236INTERCHANGEABLE
HOUSING,TRANSDUCER
3120-00-899-1355INTERCHANGEABLE
BEARING,WASHER,THRUST
10885445
8040-01-034-0401INTERCHANGEABLE
ADHESIVE
5340-01-067-3110INTERCHANGEABLE
BRACKET,SPRING
1-4250
2510-01-082-3961INTERCHANGEABLE
BRACKET,FRONT SPRING
4250
5895-01-339-4314INTERCHANGEABLE
INTERFACE UNIT,COMMUNICATION EQU
14250
6515-01-377-8902INTERCHANGEABLE
IMPLANT,ORBITAL,SPHERE
14250
3455-01-435-3985INTERCHANGEABLE
FILE,ROTARY
14250
8040-01-628-6226INTERCHANGEABLE
ADHESIVE
14250
8415-01-666-2388INTERCHANGEABLE
LINER,SAFETY HELMET
A14394-6

Frequently Asked Questions

What is NSN 8415-01-666-2399?

NSN 8415-01-666-2399 is a Liner,safety Helmet, manufactured by Gentex Corporation, classified under FSC 8415 (No Item Name Available). Status: active.

What are the part numbers for NSN 8415-01-666-2399?

NSN 8415-01-666-2399 has 3 cross-referenced part numbers: F9943-000039 (Forsvarets Materielverk), 14250 (Gentex Corporation), A14394-5 (Gentex Corporation).

What NSN replaces 8415-01-666-2399?

There are 12 known substitutes for 8415-01-666-2399: 5935-00-578-2434, 5841-00-703-8992, 6610-00-710-3236 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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