The Hose,nonmetallic, cataloged under National Stock Number 4720-01-512-2773, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Swagelok Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-512-2773 |
| Primary Part Number | PB-12 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 7.000 INCHES IN |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Burst Test Pressure | 1200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR TUBE |
| 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 |
|---|---|
| PB-12 PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| JPB-12 | 5/2 Secondary reference U.S. Government activity |
| PL1584 REV N FIND NO. 72 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
NSN 4720-01-512-2773 is a Hose,nonmetallic, manufactured by Swagelok Co, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-512-2773 has 1 manufacturer part number on file: PB-12 (Swagelok Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-590-7173. Verify interchangeability with system specifications before substitution.
Key specifications for PB-12: Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 7.000 INCHES IN; Cross-Sectional Shape Style: ROUND; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 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.