The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-550-5498, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Spectron Engineering, Inc. Dba Spectron Engineering Inc. Government technical data includes 1 specification, 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 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 | 4720-01-550-5498 |
| Primary Part Number | 3133-002 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Spectron Engineering, Inc. Dba Spectron Engineering Inc |
| Status | ACTIVE |
| Cross-Sectional Shape Style | ROUND |
| 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 |
|---|---|
| 3133-002 PRIMARY | Spectron Engineering, Inc. Dba Spectron Engineering Inc (USA) |
NSN 4720-01-550-5498 is a Hose Assembly,nonmetallic, manufactured by Spectron Engineering, Inc. Dba Spectron Engineering Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-550-5498 has 1 manufacturer part number on file: 3133-002 (Spectron Engineering, Inc. Dba Spectron Engineering Inc).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-678-3801. Verify interchangeability with system specifications before substitution.
Key specifications for 3133-002: Cross-Sectional Shape Style: ROUND; Special Features: USED ON OPTICAL MEASUREMENT SYSTEM, (DWG CAGE 03640, NO. 195A831, PARTS LIST REF NO. CAGE 26916, DWG. NO. 096-000790); Part Name Assigned by Controlling Agency: COOLING HOSE; End Item Identification: F-15 AIRCRAFT. 1 specification is 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.