The Nipple,pipe, cataloged under National Stock Number 4730-01-233-4989, 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 Swagelok Co. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 4730-01-233-4989 |
| Primary Part Number | SS-810-61 |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Furnished Items and Quantity | 2 SHORT COUPLING NUT AND 1 BULKHEAD NUT AND 2 COMPRESSION SLEEVE AND 2 FLARED SLEEVE |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Nominal Overall Length | 2.797 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE CENTER BULKHEAD |
| Style Designator | FLARELESS W/ BULKHEAD THREADS |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.750 INCHES CENTER BULKHEAD IN |
| Seat Angle | 20.0 DEGREES ALL ENDS |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 28 ALL ENDS |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UN 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 |
|---|---|
| CV0090-028 | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| SS-810-61 PRIMARY | Swagelok Co (USA) |
NSN 4730-01-233-4989 is a Nipple,pipe, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-233-4989 has 2 manufacturer part numbers on file: CV0090-028 (Northrop Grumman Corp Electronic Systems Defensive System Div), SS-810-61 (Swagelok Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-593-8067. Verify interchangeability with system specifications before substitution.
Key specifications for SS-810-61: Furnished Items and Quantity: 2 SHORT COUPLING NUT AND 1 BULKHEAD NUT AND 2 COMPRESSION SLEEVE AND 2 FLARED SLEEVE; Connection Style: FLARELESS (TUBE) ALL ENDS; Nominal Overall Length: 2.797 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 15 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.