The Adapter,straight,flange to Boss, cataloged under National Stock Number 4730-01-181-8494, 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 Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-181-8494 |
| Primary Part Number | 310E048-1 |
| Item Name | Adapter,straight,flange to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES FIRST ENDROUND WITH HOLES FIRST END |
| Flange Face Design | PLAIN FIRST ENDPLAIN FIRST END |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND ENDEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Bolt Circle Nominal Diameter | 0.950 INCHES FIRST END0.950 INCHES FIRST END IN |
| Nominal Overall Length | 0.600 INCHES0.600 INCHES IN |
| Connection Type | THREADED EXTERNAL BOSS SECOND ENDTHREADED EXTERNAL BOSS SECOND END |
| Connection Type | FLANGE FIRST ENDFLANGE FIRST END |
| Material Document and Classification | QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Nominal Diameter | 0.126 INCHES FIRST END0.126 INCHES FIRST END IN |
| Leg Length | 0.500 INCHES NOMINAL SECOND END0.500 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 1.250 INCHES SECOND END1.250 INCHES SECOND END IN |
| Specification/standard Data | 62793-310E048 MANUFACTURERS SPECIFICATION62793-310E048 MANUFACTURERS SPECIFICATION |
| Nondefinitive Spec/std Data | 1 FIGURE1 FIGURE |
| Nominal Outside Diameter | 1.625 INCHES FIRST END1.625 INCHES FIRST END IN |
| Bolt Hole Quantity | 8 FIRST END8 FIRST END |
| Thread Class | 2A SECOND END2A SECOND END A |
| Thread Quantity Per Inch | 16 SECOND END16 SECOND END |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UN SECOND ENDUN SECOND END |
| Nominal Thickness | 0.125 INCHES FIRST END0.125 INCHES FIRST END 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 |
|---|---|
| 310E048-1 | Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana (USA) |
| Reference | Meaning |
|---|---|
| 310E048-1 | 3/9 Design control — primary reference Bfm Energy Products Corp |
| 310E048 | D/9 Drawing number reference only Bfm Energy Products Corp |
NSN 4730-01-181-8494 is a Adapter,straight,flange to Boss, manufactured by Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-181-8494 has 1 manufacturer part number on file: 310E048-1 (Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana).
Key specifications for 310E048-1: Flange Shape: ROUND WITH HOLES FIRST ENDROUND WITH HOLES FIRST END; Flange Face Design: PLAIN FIRST ENDPLAIN FIRST END; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND ENDEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Bolt Circle Nominal Diameter: 0.950 INCHES FIRST END0.950 INCHES FIRST END IN. 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.