The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-01-537-2733, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-537-2733 |
| Primary Part Number | 404546 |
| Item Name | Adapter,straight,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-537-2733 is a Adapter,straight,flange to Hose, manufactured by Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-537-2733 has 3 manufacturer part numbers on file: 5HE978 (Oshkosh Defense Llc), 6801-6-6 (Tompkins Industries Inc), 404546 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc).
Key specifications for 404546: Special Features: 9/16 ORBM X 9/16 JICM, 90 DEGREES; Part Name Assigned by Controlling Agency: ADAPTER; End Item Identification: 3990-01-307-7676 PLS FLATRACK; 3990-01-443-8024 ENGINEERING MISSION MODULE USED ON THE PALLETIZED LOADING SYSTEM; Material: STEEL OVERALL. 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.