The Inlet Flex Joint As, cataloged under National Stock Number 4730-01-721-8697, 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 Bird-Johnson Propeller Company, Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-721-8697 |
| Primary Part Number | NMM110870 |
| Item Name | Inlet Flex Joint As |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Bird-Johnson Propeller Company, Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| NMM110870 PRIMARY | Bird-Johnson Propeller Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| NMM110870 REV F | D/9 Drawing number reference only Bird-Johnson Propeller Company, Llc |
| NMM110001 REV AC FIND NO 25 | D/9 Drawing number reference only Bird-Johnson Propeller Company, Llc |
NSN 4730-01-721-8697 is a Inlet Flex Joint As, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-721-8697 has 1 manufacturer part number on file: NMM110870 (Bird-Johnson Propeller Company, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-722-7205. Verify interchangeability with system specifications before substitution.
Key specifications for NMM110870: Part Name Assigned by Controlling Agency: INLET FLEX JOINT AS. 0 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.