The Interface Unit,data Transfer, cataloged under National Stock Number 7025-01-487-8134, is classified within Federal Supply Class 7025 (Information Technology Input/output and Storage Devices) of the General Purpose ADP Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Manassas. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-487-8134 |
| Primary Part Number | B640 |
| Item Name | Interface Unit,data Transfer |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Lockheed Martin Corporation Div Rms - Manassas |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | V |
| Weight | 0.3500 lbs |
| Cube | 0.0254 cu ft |
| Part Number | Manufacturer |
|---|---|
| B640 PRIMARY | Lockheed Martin Corporation Div Rms - Manassas (USA) |
| Reference | Meaning |
|---|---|
| B640 | 3/2 Design control — primary reference U.S. Government activity |
| 79C0203-01 | 5/2 Secondary reference U.S. Government activity |
NSN 7025-01-487-8134 is a Interface Unit,data Transfer, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-487-8134 has 1 manufacturer part number on file: B640 (Lockheed Martin Corporation Div Rms - Manassas).
Key specifications for B640: Part Name Assigned by Controlling Agency: INAVY: XCVR ETHERNET; End Item Identification: OJ-721(V)9/UYQ-70(V)2, VLS, CNSL, RK BSD, KDX-II CL; AJ-719(V)11/U AWS DDG91&UP, CNSL, C&D (7380868-1); OJ-719(V)11/U AWS DDG91&UP, CNSL, C&D (7380868-2); OJ-720 (V)3/UYQ-70(V)AEGIS DDG91&UP, CONSOLE, ADS; OJ-721(V)7/U DDG91&UP, CNSL, RK BSD (7380869-1); OJ-721(V)7/U DDG91&UP, CNSL, RK BSD (7380869-2)L OA-9482(V)6/UYQ-70(V) AEGIS DDG91&UP, PRCSR GROUP; OJ-721(V) CG67, 70&73, CONSOLE, RK BSD (7627555-1); AN/UYQ-70(V) ADV DISPLAY SYS N/A FOR COSAL USE; OJ-742(P)/UYQ, PROCESSOR GROUP, COMPUTER. 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.