The Cap,tube, cataloged under National Stock Number 4730-01-192-4781, 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 Sps Technologies, Llc Dba Airdrome Precision Components. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-192-4781 |
| Primary Part Number | AP392T08S |
| Item Name | Cap,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sps Technologies, Llc Dba Airdrome Precision Components |
| Status | ACTIVE |
| Connection Style | PLAIN (OPTIONAL END) |
| Tube Outside Diameter for Which Designed | 0.500 INCHES NOMINAL IN |
| Style Designator | CAP, TUBE, FLARED |
| Thread Direction | RIGHT-HAND INTERNAL |
| Nominal Thread Size | 0.718 INCHES INTERNAL IN |
| Thread Class | 3B INTERNAL |
| Thread Quantity Per Inch | 20 INTERNAL |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNJS INTERNAL |
| 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 |
|---|---|
| AP392T08S PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| R44117T-08SC PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| 74D450131-2023 | Seyer Industries, Inc. Dba Seyer Industries Inc (USA) |
| AE16132-8S PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| ST7M235T8SC | The Boeing Company Div Defense (USA) |
| 74D450131-2023 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| TF392T08S | Smiths Tubular Systems-Laconia, Inc. (USA) |
| 74D450131-2023 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST7M235 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 74D450131 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-192-4781 is a Cap,tube, manufactured by Sps Technologies, Llc Dba Airdrome Precision Components, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-192-4781 has 8 manufacturer part numbers on file: AP392T08S (Sps Technologies, Llc Dba Airdrome Precision Components), R44117T-08SC (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), 74D450131-2023 (Seyer Industries, Inc. Dba Seyer Industries Inc), AE16132-8S (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), ST7M235T8SC (The Boeing Company Div Defense) and 3 more.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-192-4782. Verify interchangeability with system specifications before substitution.
Key specifications for AP392T08S: Connection Style: PLAIN (OPTIONAL END); Tube Outside Diameter for Which Designed: 0.500 INCHES NOMINAL IN; Style Designator: CAP, TUBE, FLARED; Thread Direction: RIGHT-HAND INTERNAL. 9 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.