The Earseal,helmet, cataloged under National Stock Number 8475-00-940-9249, is classified within Federal Supply Class 8475 (No Item Name Available) of the Clothing, Individual Equipment, and Insignia group. The primary manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8475-00-940-9249 |
| Primary Part Number | 570-102 |
| Item Name | Earseal,helmet |
| FSC / FSG | 8475 / 84 — No Item Name Available |
| Manufacturer | Avox Systems Inc Dba Avox Systems Inc |
| Status | ACTIVE |
| General Characteristics Item Description | POLYURETHANE FOAM,MIL-P-26514,TYPE 1 CLASS 2 GRADE A CATEGORY A,DENSITY 3.5-4.0; 4.245 IN. LG; 0.750 IN. THK; 3.200 IN. W IN |
| FSC Application Data | HELMET,ANTI-G |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 790-305-1 | Avox Systems Inc Dba Avox Systems Inc (USA) |
| 790-58 | Avox Systems Inc Dba Avox Systems Inc (USA) |
| 765AS232-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 570-102 PRIMARY | Avox Systems Inc Dba Avox Systems Inc (USA) |
| 32C1428-5 PRIMARY | Naval Air Development Center Warminster Navairsyscom Hq (USA) |
| 61B883 PRIMARY | Gentex Corp (USA) |
| 78C4298 | Gentex Corporation (USA) |
| 70C2196 | Gentex Corp (USA) |
NSN 8475-00-940-9249 is a Earseal,helmet, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 8475 (No Item Name Available). Status: active.
NSN 8475-00-940-9249 has 8 cross-referenced part numbers: 790-305-1 (Avox Systems Inc Dba Avox Systems Inc), 790-58 (Avox Systems Inc Dba Avox Systems Inc), 765AS232-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 570-102 (Avox Systems Inc Dba Avox Systems Inc), 32C1428-5 (Naval Air Development Center Warminster Navairsyscom Hq) and 3 more.
There are 3 known substitutes for 8475-00-940-9249: 2990-00-236-2986, 5840-00-766-7778, 4730-01-279-3188. Verify interchangeability with system specifications before substitution.
Key specifications for 570-102: General Characteristics Item Description: POLYURETHANE FOAM,MIL-P-26514,TYPE 1 CLASS 2 GRADE A CATEGORY A,DENSITY 3.5-4.0; 4.245 IN. LG; 0.750 IN. THK; 3.200 IN. W IN; FSC Application Data: HELMET,ANTI-G. 2 total characteristics are documented in the Federal Logistics Information System.