The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-512-2273, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-512-2273 |
| Primary Part Number | 12491455-4 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Measuring Method and Length | 50.000 FEET NOMINAL OVERALL FT |
| Connection Style | UNIVERSAL FIRST END |
| Connection Style | UNIVERSAL SECOND END |
| Connection Type | UNIVERSAL QUICK DISCONNECT FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.188 INCHES NOMINAL IN |
| Quick Disconnect Nominal Size | 1.000 INCHES SECOND END IN |
| Quick Disconnect Nominal Size | 1.000 INCHES FIRST END IN |
| Exterior Color | BLACK |
| Inside Diameter | 1.000 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | WATER SINGLE RESPONSE |
| Hydrostatic Test Pressure | 100.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 300.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 12491455-4 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 12491455 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4720-01-512-2273 is a Hose Assembly,nonmetallic, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-512-2273 has 1 manufacturer part number on file: 12491455-4 (Mcmaster-Carr Supply Co).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-512-2275. Verify interchangeability with system specifications before substitution.
Key specifications for 12491455-4: Measuring Method and Length: 50.000 FEET NOMINAL OVERALL FT; Connection Style: UNIVERSAL FIRST END; Connection Style: UNIVERSAL SECOND END; Connection Type: UNIVERSAL QUICK DISCONNECT FIRST END. 14 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.