The Pump,solvent Delivery System, cataloged under National Stock Number 6640-01-090-9840, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Milton Roy Llc Dba Milton Roy Americas. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6640-01-090-9840 |
| Primary Part Number | 712-89 |
| Item Name | Pump,solvent Delivery System |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Milton Roy Llc Dba Milton Roy Americas |
| Status | ACTIVE |
| General Characteristics Item Description | SELF-NULLING BELLOWS,FLOW RANGE 10-1000 ML/HR,DISCHARGE PRESSURE TO 1200 PSIG,OPERATING FREQUENCY 25 SPM OR HIGHER,LIQUID CONTACT MATL OF CONSTRUCTION,316 SS AND POLYTETRAFLUOROETHYLENE,DIM 10-1/8 IN. WIDE,13 IN. DEEP,9 1/2 IN. HIGH IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 712-89 PRIMARY | Milton Roy Llc Dba Milton Roy Americas (USA) |
| Reference | Meaning |
|---|---|
| 712-89 | 3/9 Design control — primary reference Milton Roy Co Flow Control Div |
NSN 6640-01-090-9840 is a Pump,solvent Delivery System, manufactured by Milton Roy Llc Dba Milton Roy Americas, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-090-9840 has 1 manufacturer part number on file: 712-89 (Milton Roy Llc Dba Milton Roy Americas).
1 possible match (shared part number, not a government interchangeability claim): 1650-01-134-7523. Verify interchangeability with system specifications before substitution.
Key specifications for 712-89: General Characteristics Item Description: SELF-NULLING BELLOWS,FLOW RANGE 10-1000 ML/HR,DISCHARGE PRESSURE TO 1200 PSIG,OPERATING FREQUENCY 25 SPM OR HIGHER,LIQUID CONTACT MATL OF CONSTRUCTION,316 SS AND POLYTETRAFLUOROETHYLENE,DIM 10-1/8 IN. WIDE,13 IN. DEEP,9 1/2 IN. HIGH IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.