The Shield,emi Shelter Structure, cataloged under National Stock Number 5410-01-068-4178, is classified within Federal Supply Class 5410 (Prefabricated and Portable Buildings) of the Prefabricated Structures and Scaffolding group. The manufacturer of record is Technical Wire Products, Llc Dba Twp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5410-01-068-4178 |
| Primary Part Number | 31-90236D |
| Item Name | Shield,emi Shelter Structure |
| FSC / FSG | 5410 / 54 — Prefabricated and Portable Buildings |
| Manufacturer | Technical Wire Products, Llc Dba Twp |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL SILICONE RUBBER IAW ZZ-R-765 CLASS 2A GRADE 50,54.120 IN. L A |
| 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 |
|---|---|
| 31-90236D | Technical Wire Products, Llc Dba Twp (USA) |
| Reference | Meaning |
|---|---|
| 31-90236A | 5/9 Secondary reference Technical Wire Products, Llc Dba Twp |
| 3142003-011-109 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5410-01-068-4178 is a Shield,emi Shelter Structure, manufactured by Technical Wire Products, Llc Dba Twp, classified under FSC 5410, Prefabricated and Portable Buildings. Status: active.
NSN 5410-01-068-4178 has 1 manufacturer part number on file: 31-90236D (Technical Wire Products, Llc Dba Twp).
Key specifications for 31-90236D: General Characteristics Item Description: MATERIAL SILICONE RUBBER IAW ZZ-R-765 CLASS 2A GRADE 50,54.120 IN. L A; End Item Identification: S-530 A/G SHELTER A. 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.