The Mat,sealing, cataloged under National Stock Number 4630-01-287-3160, is classified within Federal Supply Class 4630 (Sewage Treatment Equipment) of the Water Purification and Sewage Treatment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4630-01-287-3160 |
| Item Name | Mat,sealing |
| FSC / FSG | 4630 / 46 — Sewage Treatment Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | 1/2 IN. THK; 36.000 IN. LG BY 36.000 IN. WIDE; CUSTOM FORMULATED CORE ELASTOMER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SS-36 | 3/9 Design control — primary reference Clark Products Co Inc |
NSN 4630-01-287-3160 is a Mat,sealing, classified under FSC 4630, Sewage Treatment Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 7610-01-332-8906, 1377-01-442-5517, 5961-01-642-3646. Verify interchangeability with system specifications before substitution.
Key specifications for 4630-01-287-3160: General Characteristics Item Description: 1/2 IN. THK; 36.000 IN. LG BY 36.000 IN. WIDE; CUSTOM FORMULATED CORE ELASTOMER IN. 1 specification is 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.