The Adapter,keyer Group, cataloged under National Stock Number 5895-01-216-2377, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-01-216-2377 |
| Primary Part Number | ST 72, 4IN |
| Item Name | Adapter,keyer Group |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| ST 72, 4IN PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| G643430 | 5/9 Secondary reference Lucent Technologies Inc Advanced Technology Systems |
| ST 72, 4IN | 5/9 Secondary reference U.S. Government activity |
NSN 5895-01-216-2377 is a Adapter,keyer Group, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-01-216-2377 has 1 manufacturer part number on file: ST 72, 4IN (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for ST 72, 4IN: Overall Height: 4.250 INCHES NOMINAL IN; Overall Length: 5.875 INCHES NOMINAL IN; Overall Width: 5.750 INCHES NOMINAL IN; End Item Identification: RECEIVING SET,SONAR AN/BQR-15. 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.
NSN 5895-01-216-2377 has DEMIL Code B. 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.