The Alarm,audio,solid State, cataloged under National Stock Number 5895-01-131-6953, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Projects Unlimited Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5895-01-131-6953 |
| Primary Part Number | AI-4328-P-C-28-2-R |
| Item Name | Alarm,audio,solid State |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Projects Unlimited Inc |
| Status | ACTIVE |
| General Characteristics Item Description | PIEZO AUDIO SIGNAL,SOUND PRESSURE LEVEL AT 1.0 FT FROM SPEAKER 62.0 DBA TO 104.0 DBA; OPERATING 3.0 DCV TO 30.0 VDC; FUNDAMENTAL FREQUENCY 2.2 KHZ TO 3.2 KHZ; BODY DIM. 1.757 IN. LG,1.700 IN. DIA. MTG. BUSHING THD 1.250 IN. DIA. 24 THDS PER IN. TERMINAL 0.250 IN.,2 QUICK DISCONECT MALE KHz |
| 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 | J |
| Part Number | Manufacturer |
|---|---|
| AI-4328-P-C-28-2-R PRIMARY | Projects Unlimited Inc (USA) |
| Reference | Meaning |
|---|---|
| 01-CD06380-C01 | 5/9 Secondary reference Projects Unlimited Inc |
| AI-4328-P-C28-2-R | 5/9 Secondary reference Pui Audio, Inc |
| AI-380 | 5/9 Secondary reference Projects Unlimited Inc |
NSN 5895-01-131-6953 is a Alarm,audio,solid State, manufactured by Projects Unlimited Inc, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-01-131-6953 has 1 manufacturer part number on file: AI-4328-P-C-28-2-R (Projects Unlimited Inc).
Key specifications for AI-4328-P-C-28-2-R: General Characteristics Item Description: PIEZO AUDIO SIGNAL,SOUND PRESSURE LEVEL AT 1.0 FT FROM SPEAKER 62.0 DBA TO 104.0 DBA; OPERATING 3.0 DCV TO 30.0 VDC; FUNDAMENTAL FREQUENCY 2.2 KHZ TO 3.2 KHZ; BODY DIM. 1.757 IN. LG,1.700 IN. DIA. MTG. BUSHING THD 1.250 IN. DIA. 24 THDS PER IN. TERMINAL 0.250 IN.,2 QUICK DISCONECT MALE KHz. 1 specification is 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.