The Mask,dial, cataloged under National Stock Number 5355-00-055-7722, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5355-00-055-7722 |
| Primary Part Number | 143933-01 |
| Item Name | Mask,dial |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| FSC Application Data | COMPUTER,BOMB RELEASE |
| Dial Observation Slot Quantity | 4 |
| Surface Treatment | CHROMATE MASK |
| Material | ALUMINUM MASK |
| 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 |
|---|---|
| 143933-01 PRIMARY | Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 143933 | D/9 Drawing number reference only Ge Aviation Systems Llc |
NSN 5355-00-055-7722 is a Mask,dial, manufactured by Ge Aviation Systems Llc, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-055-7722 has 1 manufacturer part number on file: 143933-01 (Ge Aviation Systems Llc).
1 possible match (shared part number, not a government interchangeability claim): 5365-00-606-1966. Verify interchangeability with system specifications before substitution.
Key specifications for 143933-01: FSC Application Data: COMPUTER,BOMB RELEASE; Dial Observation Slot Quantity: 4; Special Features: ATTACHMENT METHOD, CLAMP; Surface Treatment: CHROMATE MASK. 4 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.