The Undershirt Flame Resistant, cataloged under National Stock Number 8415-01-577-5318, is classified within Federal Supply Class 8415 (Clothing, Special Purpose) of the Clothing, Individual Equipment, and Insignia group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 8415-01-577-5318 |
| Item Name | Undershirt Flame Resistant |
| FSC / FSG | 8415 / 84 — Clothing, Special Purpose |
| Status | ACTIVE |
| 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 |
|---|---|
| F-BL-TOP-MR | 3/1 Design control — primary reference Atlantic Diving Supply, Inc. Dba Ads |
NSN 8415-01-577-5318 is a Undershirt Flame Resistant, classified under FSC 8415, Clothing, Special Purpose. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 8415-01-577-5331. Verify interchangeability with system specifications before substitution.
Key specifications for 8415-01-577-5318: Special Features: SIZE-LARGE LONG; UNDERSHIRT, LONG SLEEVE, BASE LAYER, FLAME RESISTANT. 0 specifications are 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.