The Cap Fitting Tube, cataloged under National Stock Number 1730-01-669-2059, is classified within Federal Supply Class 1730 (Aircraft Ground Servicing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1730-01-669-2059 |
| Item Name | Cap Fitting Tube |
| FSC / FSG | 1730 / 17 — Aircraft Ground Servicing Equipment |
| Status | ACTIVE |
| Criticality Code Justification | ZZZW |
| Departure From Cited Document | MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| 8598475 ITEM 119 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 8598475 ITEM 119D7 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MS51532B4S | 4/1 Identification reference U.S. Government activity |
| MS51532B4SD7 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 1730-01-669-2059 is a Cap Fitting Tube, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-674-5505. Verify interchangeability with system specifications before substitution.
Key specifications for 1730-01-669-2059: Criticality Code Justification: ZZZW; Departure From Cited Document: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES. 2 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.