The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-274-9335, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Systemzentrum 23. Government technical data includes 20 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-00-274-9335 |
| Primary Part Number | MS28741-8-0120 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Systemzentrum 23 |
| Status | ACTIVE |
| Measuring Method and Length | 12.000 INCHES NOMINAL WORKING IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD AND 1ST LAYER BRAIDED COTTON CORD |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.766 INCHES NOMINAL IN |
| Operating Pressure | 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.406 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | AIR AND FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Thread Class | 3A FIRST END A |
| Burst Test Pressure | 8000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 16 FIRST END |
| Outer Covering Environmental Protection | MILDEW RESISTANT AND OIL RESISTANT |
| Special Markings | DATE OF MFR |
| Thread Series Designator | UNF FIRST 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 |
|---|---|
| MS28741-8-0120 | Systemzentrum 23 (DEU) |
| 810718G2 | Telectro-Mek Inc (USA) |
| Reference | Meaning |
|---|---|
| 512205 | 5/9 Secondary reference Fwd Seagrave Holdings Lp |
| 111-312-312-8-0120 | 5/9 Secondary reference U.S. Government activity |
| 4720002749335 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 111417-8D-0120 | 5/1 Secondary reference U.S. Government activity |
| MS28741-8-0120 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
| MS28741-8-0120 | 2/2 Government specification standardization U.S. Government activity |
| MS28741-8-0120 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| AN6271-8-12 | 5/9 Secondary reference U.S. Government activity |
| M2100-110-9 | 5/9 Secondary reference Mancraft Industries Inc |
| MR350-8-0120 | 5/9 Secondary reference Mercer Rubber Co |
| MS28741-8-0120 | 5/1 Secondary reference Hydrasearch Company, Llc |
| MS28741-8-0120 | 5/9 Secondary reference Mercer Rubber Co |
| MS28741-8-0120 | 5/9 Secondary reference U.S. Government activity |
NSN 4720-00-274-9335 is a Hose Assembly,nonmetallic, manufactured by Systemzentrum 23, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-274-9335 has 2 manufacturer part numbers on file: MS28741-8-0120 (Systemzentrum 23), 810718G2 (Telectro-Mek Inc).
1 possible match (shared part number, not a government interchangeability claim): 1337-01-125-9423. Verify interchangeability with system specifications before substitution.
Key specifications for MS28741-8-0120: Measuring Method and Length: 12.000 INCHES NOMINAL WORKING IN; Connection Style: SWIVEL NUT FLARE FIRST END; End Connection Design: STRAIGHT FIRST END; Layer Composition and Location: 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD AND 1ST LAYER BRAIDED COTTON CORD. 20 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.