The Tube Assembly,metal, cataloged under National Stock Number 4710-01-253-8712, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4710-01-253-8712 |
| Primary Part Number | 128H10015-320 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Seat Angle in Deg | 33.0 SINGLE END |
| Design Form | PREBENT |
| Mating End Quantity | 2 SINGLE END |
| Material Document and Classification | MIL-T-6845, TYPE 304, COND 1/8H MIL SPEC SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.049 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SINGLE END |
| Nominal Thread Size | 1.062 INCHES SINGLE END IN |
| End Connection Style | SWIVEL NUT WITH LOOSE OR INTEGRAL CLINCH SLEEVE SINGLE END |
| Tube Outside Diameter | 0.750 INCHES NOMINAL IN |
| Thread Class | 3B SINGLE END |
| Material | STEEL SINGLE END |
| Material | STEEL COMP 304 TUBING |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) SINGLE END |
| End Connection Spec/std | AN818,P/N AN818-12 AND MIL,MS20819,P/N MS20819-12 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 128H10015-320 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 128H10015 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
| 128H10015-320 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 128H10015-259P-12 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 4710-01-253-8712 is a Tube Assembly,metal, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-253-8712 has 1 manufacturer part number on file: 128H10015-320 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-308-4376. Verify interchangeability with system specifications before substitution.
Key specifications for 128H10015-320: Seat Angle in Deg: 33.0 SINGLE END; Design Form: PREBENT; Mating End Quantity: 2 SINGLE END; Material Document and Classification: MIL-T-6845, TYPE 304, COND 1/8H MIL SPEC SINGLE MATERIAL RESPONSE TUBING. 14 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.
NSN 4710-01-253-8712 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.