The Tube Assembly,fuel, cataloged under National Stock Number 4710-00-688-9937, 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 Tomco Machining, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-688-9937 |
| Primary Part Number | 483983 |
| Item Name | Tube Assembly,fuel |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Tomco Machining, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | BRAZE PER AMS2666,1.250 IN. GAGE DIA BOTH ENDS,CONSISTS OF 2 EA,P/N 227434,2 EA,P/N 346150,2 EA,P/N 475122,AND 1 EA,P/N 391903 IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 483983 | Tomco Machining, Inc. (USA) |
| 483983 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 769884 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 769884 | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders |
| 769884 | 5/9 Secondary reference U.S. Government activity |
| 483983 | 5/9 Secondary reference E.a. Patten Co Llc |
| 483983 | 3/9 Design control — primary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 769884 | 5/9 Secondary reference U.S. Government activity |
| 769884 | 5/9 Secondary reference Kreisler Industrial Corporation |
| 769884 | 5/9 Secondary reference Aero Tube Technologies, Llc Dba Tube Bends |
| 769884 | 5/9 Secondary reference U.S. Government activity |
NSN 4710-00-688-9937 is a Tube Assembly,fuel, manufactured by Tomco Machining, Inc., classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-688-9937 has 3 manufacturer part numbers on file: 483983 (Tomco Machining, Inc.), 483983 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 769884 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 483983: General Characteristics Item Description: BRAZE PER AMS2666,1.250 IN. GAGE DIA BOTH ENDS,CONSISTS OF 2 EA,P/N 227434,2 EA,P/N 346150,2 EA,P/N 475122,AND 1 EA,P/N 391903 IN. 1 specification is 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 4710-00-688-9937 has DEMIL Code Q. 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.