The Filter Subassembly, cataloged under National Stock Number 5915-01-548-3128, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5915-01-548-3128 |
| Primary Part Number | B1157 |
| Item Name | Filter Subassembly |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lockheed Martin Corporation Div Rms - Manassas |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B1157 PRIMARY | Lockheed Martin Corporation Div Rms - Manassas (USA) |
| Reference | Meaning |
|---|---|
| B1157 | 3/2 Design control — primary reference U.S. Government activity |
| 7922498-00 | 5/2 Secondary reference U.S. Government activity |
NSN 5915-01-548-3128 is a Filter Subassembly, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-548-3128 has 1 manufacturer part number on file: B1157 (Lockheed Martin Corporation Div Rms - Manassas).
Key specifications for B1157: End Item Identification: AN/UYQ-70(V) ADV DISPLAY SYS N/A FOR COSAL USE. 0 specifications are 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.
NSN 5915-01-548-3128 has DEMIL Code D. 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.