The Lumber,non-Wood,dimensional, cataloged under National Stock Number 5675-01-421-4359, is classified within Federal Supply Class 5675 (Nonwood Construction Lumber and Related Materials) of the Construction and Building Materials group. The manufacturer of record is Black Rhino Recycling Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5675-01-421-4359 |
| Primary Part Number | ST-15/GY-8FT |
| Item Name | Lumber,non-Wood,dimensional |
| FSC / FSG | 5675 / 56 — Nonwood Construction Lumber and Related Materials |
| Manufacturer | Black Rhino Recycling Inc |
| Status | ACTIVE |
| Nominal Overall Width | 4.000 INCHES IN |
| Nominal Overall Length | 8.000 FEET FT |
| Color | GREY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST-15/GY-8FT | Black Rhino Recycling Inc (USA) |
| Reference | Meaning |
|---|---|
| 4X4X8GYFF | 3/9 Design control — primary reference Engineered Plastic Systems, L.l.c. |
| 5X5X9DGY | 5/9 Secondary reference The Plastic Lumber Store, Llc |
| 4X4X8GY | 5/9 Secondary reference Engineered Plastic Systems, L.l.c. |
| FF4X4X8GY | 5/9 Secondary reference The Plastic Lumber Store, Llc |
| BFF44/GY-8FT | 5/9 Secondary reference Krb Enterprises, Inc Dba Earth Care Products of Georgia |
| ST-15/GY-8FT | 5/9 Secondary reference Trimax of Long Island |
NSN 5675-01-421-4359 is a Lumber,non-Wood,dimensional, manufactured by Black Rhino Recycling Inc, classified under FSC 5675, Nonwood Construction Lumber and Related Materials. Status: active.
NSN 5675-01-421-4359 has 1 manufacturer part number on file: ST-15/GY-8FT (Black Rhino Recycling Inc).
1 possible match (shared part number, not a government interchangeability claim): 5675-01-448-1601. Verify interchangeability with system specifications before substitution.
Key specifications for ST-15/GY-8FT: Nominal Overall Width: 4.000 INCHES IN; Nominal Overall Length: 8.000 FEET FT; Color: GREY; Special Features: NOM HEIGHT 4.000 IN., RECYCLED PLASTIC DIMENSIONAL LUMBER, SOLID PROFILE NON-STRUCTURAL, REQUIRES STANDARD TOOLS AND FASTENERS, HAS POSITIVE BUOYANCE, ENVIRONMENTALLY FRIENDLY, 30.4 LBS., RESISTANT TO: INSECTS, SATL, CHEMICALS, HIGH-IMPACT, DECOMPOSITION, MAINTENANCE FREE LBS. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.