The Flange,pipe, cataloged under National Stock Number 4730-00-932-4753, 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 American Precision Gear Company Dba American Precision Gear Co Div Same. 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-932-4753 |
| Primary Part Number | A9324753 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | American Precision Gear Company Dba American Precision Gear Co Div Same |
| Status | ACTIVE |
| Flange Diameter | 7.000 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 2.000 INCHES IN |
| Flange Section Style | PLAIN FACE, LONG NECK |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| Neck Height | 0.796 INCHES NOMINAL IN |
| Groove Depth | 0.093 INCHES NOMINAL IN |
| Nominal Thread Size | 2.500 INCHES IN |
| Groove Pitch Diameter | 3.015 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 5.250 INCHES NOMINAL IN |
| Screw Thread Series Designator | UN |
| Thread Class | NST |
| Thread Quantity Per Inch | 7.500 |
| Material | COPPER ALLOY |
| Neck Diameter | 3.500 INCHES NOMINAL IN |
| Furnished Items | BOLT AND NUT AND GASKET |
| Groove Width | 0.250 INCHES NOMINAL IN |
| Thickness | 0.625 INCHES NOMINAL 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 |
|---|---|
| A9324753 PRIMARY | American Precision Gear Company Dba American Precision Gear Co Div Same (USA) |
| Reference | Meaning |
|---|---|
| 30563 | 5/9 Secondary reference U.S. Government activity |
| 512-2.5 | 5/2 Secondary reference U.S. Government activity |
| 3A561 | 5/9 Secondary reference U.S. Government activity |
| 51052-2-5 | 5/9 Secondary reference U.S. Government activity |
| 30564 | 5/9 Secondary reference U.S. Government activity |
| 149324753 | 5/9 Secondary reference American Precision Gear Company Dba American Precision Gear Co Div Same |
NSN 4730-00-932-4753 is a Flange,pipe, manufactured by American Precision Gear Company Dba American Precision Gear Co Div Same, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-932-4753 has 1 manufacturer part number on file: A9324753 (American Precision Gear Company Dba American Precision Gear Co Div Same).
5 possible matches (shared part number, not a government interchangeability claim): 4820-01-187-7154, 4320-01-367-4871, 5330-01-412-9731. Verify interchangeability with system specifications before substitution.
Key specifications for A9324753: Flange Diameter: 7.000 INCHES NOMINAL IN; Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 2.000 INCHES IN; Flange Section Style: PLAIN FACE, LONG NECK. 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.