# Power antenna mast mounting nut (NB1)

Canonical URL: https://miatatorque.com/spec/power-antenna-mast-mounting-nut-nb1/

Applicability: NB 1999–2000 (BP-4W) — 2000 applicability inferred from 1999 factory evidence within the owner-approved NB1 year group.

Confidence: fsm

14–26 in·lb / 1.5–2.9 N·m

Always confirm against your factory manual. Match every restriction and follow all stages and procedure notes. Disputed claims must not be automatically resolved. The complete record below preserves every printed unit, source claim and procedure.

```json
{
  "id": "power-antenna-mast-mounting-nut-nb1",
  "name": "Power antenna mast mounting nut (NB1)",
  "aliases": [],
  "applies_to": [
    {
      "gen": "NB",
      "years": [
        1999,
        2000
      ],
      "engines": [
        "BP-4W"
      ],
      "note": "2000 applicability inferred from 1999 factory evidence within the owner-approved NB1 year group."
    }
  ],
  "kind": "torque",
  "torque": {
    "nm": [
      1.5,
      2.9
    ],
    "kgfcm": [
      15,
      30
    ],
    "inlb": [
      14,
      26
    ]
  },
  "procedure": {
    "notes": "Tighten after the antenna mast has fully retracted; verify smooth operation with the audio unit on."
  },
  "confidence": "fsm",
  "sources": [
    {
      "source": "fsm-1999",
      "page": "09–20–5",
      "as_printed": "1.5—2.9 N·m {15—30 kgf·cm, 14—26 in·lbf}",
      "verified_years": [
        1999,
        1999
      ],
      "torque": {
        "nm": [
          1.5,
          2.9
        ],
        "kgfcm": [
          15,
          30
        ],
        "inlb": [
          14,
          26
        ]
      },
      "document": {
        "id": "fsm-1999",
        "tier": 1,
        "title": "1999 Mazda MX-5 Miata Workshop Manual",
        "covers": [
          {
            "gen": "NB",
            "years": [
              1999,
              2000
            ],
            "engines": [
              "BP-4W"
            ]
          }
        ],
        "url": "https://www.mellens.net/mazda/Mazda-Miata-1999-2001.pdf"
      }
    }
  ],
  "jobs": [],
  "system": "body",
  "component": "reaudit-1999",
  "componentName": "Additional 1999 factory specifications",
  "sequence_diagrams": [],
  "url": "https://miatatorque.com/spec/power-antenna-mast-mounting-nut-nb1/"
}
```