The Register,metal, cataloged under National Stock Number 4520-01-186-5897, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Continental Register. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-186-5897 |
| Primary Part Number | M22W1006-4 |
| Item Name | Register,metal |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Continental Register |
| Status | ACTIVE |
| Bar Adjustment Method | LEVER |
| Bar Adjustability | ADJUSTABLE |
| Grille Fin Type | FIXED VERTICAL |
| Overall Thickness | 1.125 INCHES NOMINAL IN |
| Shape | RECTANGULAR |
| Frame Type | FLAT |
| Grille Bar Position | HORIZONTAL |
| Frame Removability | NONREMOVABLE |
| Deflector Blade Operating Method | HAND-LEVER |
| Grille Quantity | 1 |
| Grille Perforated Shape | SQUARE/LATTICE |
| 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 |
|---|---|
| 7535647 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| M22W1006-4 PRIMARY | Continental Register (USA) |
| Reference | Meaning |
|---|---|
| 7535647 | 5/9 Secondary reference Airguide Manufacturing Llc Dba Airguide |
NSN 4520-01-186-5897 is a Register,metal, manufactured by Continental Register, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-186-5897 has 2 manufacturer part numbers on file: 7535647 (U S Army Tank Automotive Command Amsta-Im-Mm), M22W1006-4 (Continental Register).
Key specifications for M22W1006-4: Bar Adjustment Method: LEVER; Overall Height: 7.500 INCHES NOMINAL IN; Bar Adjustability: ADJUSTABLE; Grille Fin Type: FIXED VERTICAL. 11 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.