The Nipple,tube, cataloged under National Stock Number 4730-00-033-4981, 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 Sae International Dba Sae International. Government technical data includes 17 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-033-4981 |
| Primary Part Number | AS21924W8 |
| Item Name | Nipple,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Nominal Overall Length | 1.788 INCHES IN |
| Style Designator | FLARELESS W/ BULKHEAD THREADS |
| Material Document and Classification | QQ-A-225/9,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.750 INCHES FIRST END BULKHEAD IN |
| Seat Angle | 12.0 DEGREES ALL ENDS |
| Surface Treatment | ANODIZE OVERALL |
| Media for Which Designed | AERONAUTICAL FLUID SINGLE RESPONSE |
| Thread Class | 3A FIRST END BULKHEAD A |
| Thread Class | 3A ALL ENDS A |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| 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 |
|---|---|
| AS21924W8 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| ER315W0808 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 4671143W0808 | 5/9 Secondary reference Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn |
| 2-01096W0808 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| DLG315W0808 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| VSF1280W0808 | 5/9 Secondary reference U.S. Government activity |
| STSPB315W0808 | 7/2 Vendor item drawing reference U.S. Government activity |
| 4671143W0808 | 5/9 Secondary reference U.S. Government activity |
| ER315W0808 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Power Solutions II, Llc |
| 2-01096W0808 | 5/9 Secondary reference Stanley Harrison Corporation |
| GA7444W0808 | 3/9 Design control — primary reference Globe Aerospace Inc |
NSN 4730-00-033-4981 is a Nipple,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-033-4981 has 1 manufacturer part number on file: AS21924W8 (Sae International Dba Sae International).
Key specifications for AS21924W8: Surface Treatment Document and Classification: MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARELESS (TUBE) ALL ENDS; Nominal Overall Length: 1.788 INCHES IN; Style Designator: FLARELESS W/ BULKHEAD THREADS. 17 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.