The Seal Nut,pipe, cataloged under National Stock Number 4730-01-169-2084, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-169-2084 |
| Item Name | Seal Nut,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Width Across Flats | 1.625 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.000 INCHES IN |
| Nut Height | 0.359 INCHES NOMINAL IN |
| Nut Style | PIPE SEAL NUT |
| Thread Quantity Per Inch | 11-1/2 |
| Material | STEEL COMP 303 NUT |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 214-4454725 PIECE F-6 | 5/1 Secondary reference U.S. Government activity |
| 214-5871168ITEMF24 | 5/1 Secondary reference Naval Sea Systems Command |
| 9440-85 PC.F-6 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| TSE-02-100 | 3/9 Design control — primary reference U.S. Government activity |
| TSE02-100 | 5/1 Secondary reference Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy |
| 214-4454725PCF-103 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4730-01-169-2084 is a Seal Nut,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-169-2084: Width Across Flats: 1.625 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Thread Direction: RIGHT-HAND; Nominal Thread Size: 1.000 INCHES IN. 9 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.
NSN 4730-01-169-2084 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.