The Adapter,straight,hose to Boss, cataloged under National Stock Number 4730-00-103-3326, 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 Vacu-Blast Corp. Government technical data includes 8 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 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 | 4730-00-103-3326 |
| Primary Part Number | 248756 |
| Item Name | Adapter,straight,hose to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Vacu-Blast Corp |
| Status | ACTIVE |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.875 INCHES FIRST END IN |
| Nominal Overall Length | 1.625 INCHES IN |
| Material Document and Classification | FED STD 66,AISI/SAE 4130 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Thread Class | 2A SECOND END A |
| Thread Quantity Per Inch | 14 SECOND END |
| Thread Series Designator | UNS SECOND END |
| 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 |
|---|---|
| 248756 PRIMARY | Vacu-Blast Corp (USA) |
NSN 4730-00-103-3326 is a Adapter,straight,hose to Boss, manufactured by Vacu-Blast Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-103-3326 has 1 manufacturer part number on file: 248756 (Vacu-Blast Corp).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-160-6786. Verify interchangeability with system specifications before substitution.
Key specifications for 248756: Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.875 INCHES FIRST END IN; Nominal Overall Length: 1.625 INCHES IN; Material Document and Classification: FED STD 66,AISI/SAE 4130 FED STD SINGLE MATERIAL RESPONSE OVERALL. 8 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.