The Cushion,backing, cataloged under National Stock Number 8415-01-017-5709, is classified within Federal Supply Class 8415 (Clothing, Special Purpose) of the Clothing, Individual Equipment, and Insignia group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 8415-01-017-5709 |
| Item Name | Cushion,backing |
| FSC / FSG | 8415 / 84 — Clothing, Special Purpose |
| Status | ACTIVE |
| General Characteristics Item Description | POLYURETHANE,CHARCOAL GRAY,1-1/6 IN. THK,2-1/4 IN. DIA,USED W/HELMET FLYER,S SPH-4 IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-H-43925 | 4/1 Identification reference U.S. Government activity |
| 8-2-857 | 3/1 Design control — primary reference U.S. Government activity |
NSN 8415-01-017-5709 is a Cushion,backing, classified under FSC 8415, Clothing, Special Purpose. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5365-01-295-4108. Verify interchangeability with system specifications before substitution.
Key specifications for 8415-01-017-5709: General Characteristics Item Description: POLYURETHANE,CHARCOAL GRAY,1-1/6 IN. THK,2-1/4 IN. DIA,USED W/HELMET FLYER,S SPH-4 IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.