The Hose,preformed, cataloged under National Stock Number 4720-00-936-5178, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-936-5178 |
| Primary Part Number | 288753B |
| Item Name | Hose,preformed |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Outer Radius | 0.875 INCHES NOMINAL IN |
| Offset Distance | 1.750 INCHES NOMINAL IN |
| Style Designator | TWO BEND |
| Material Document and Classification | ZZ-H-428,TYPE 5,GRADE A,CLASS 2 FED STD SINGLE MATERIAL RESPONSE COVER |
| Wall Thickness | 0.188 INCHES NOMINAL IN |
| Features Provided | ENLARGED ENDS |
| Inside Diameter | 0.688 INCHES NOMINAL IN |
| Width | 2.000 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Material | RUBBER CHLOROPRENE CLASS CR COVER |
| Bend Radius | 0.875 INCHES NOMINAL IN |
| Second Arm Length | 1.000 INCHES NOMINAL IN |
| Working Length | 4.500 INCHES NOMINAL IN |
| First Arm Length | 1.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 288753A | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 288753B PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 288753A | 5/9 Secondary reference Hercules Engine Co Inc |
| 288753B | 5/9 Secondary reference Hercules Engine Co Inc |
NSN 4720-00-936-5178 is a Hose,preformed, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-936-5178 has 2 manufacturer part numbers on file: 288753A (Brinkley Technology Group Llc Dba Hercules Manufacturing), 288753B (Brinkley Technology Group Llc Dba Hercules Manufacturing).
Key specifications for 288753B: Outer Radius: 0.875 INCHES NOMINAL IN; Offset Distance: 1.750 INCHES NOMINAL IN; Style Designator: TWO BEND; Material Document and Classification: ZZ-H-428,TYPE 5,GRADE A,CLASS 2 FED STD SINGLE MATERIAL RESPONSE COVER. 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.