The Adapter,straight,pipe to Boss, cataloged under National Stock Number 4730-01-092-1386, 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 Derbyshire Machine & Tool Co. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-092-1386 |
| Primary Part Number | 262102101-0009 |
| Item Name | Adapter,straight,pipe to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Derbyshire Machine & Tool Co |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 NUT ASSEMBLY AND 2 PREFORMED PACKING |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END IN |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | SOCKET BRAZING RING (PIPE) FIRST END |
| Union Joint Location | FIRST END |
| Nominal Overall Length | 4.625 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE TAILPIECE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 40 FIRST END |
| Thread Class | 3A SECOND END A |
| Material | STEEL COMP 304 BODY |
| Material | NICKEL ALLOY TAILPIECE |
| Thread Series Designator | UNF SECOND 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 |
|---|---|
| 262102101-0009 | Derbyshire Machine & Tool Co (USA) |
| Reference | Meaning |
|---|---|
| 2621-021-01SHEET9 | 5/2 Secondary reference U.S. Government activity |
| 262102101-0009 | 3/2 Design control — primary reference U.S. Government activity |
| 2621-021-01 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-092-1386 is a Adapter,straight,pipe to Boss, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-092-1386 has 1 manufacturer part number on file: 262102101-0009 (Derbyshire Machine & Tool Co).
Key specifications for 262102101-0009: Furnished Items and Quantity: 1 NUT ASSEMBLY AND 2 PREFORMED PACKING; Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: SOCKET BRAZING RING (PIPE) FIRST END. 16 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.