The Absorber,radio Frequency Radiati, cataloged under National Stock Number 6625-01-259-0221, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6625-01-259-0221 |
| Primary Part Number | 704AS7851 |
| Item Name | Absorber,radio Frequency Radiati |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Overall Diameter | 3.661 INCHES NOMINAL IN |
| Special Test Features | IDENTIFY DRAWING IAW MIL-STD-130 |
| Supplementary Features | WEIGHT OF PART SHALL NOT BE LESS THAN 33 GRAMS AND SHALL NOT EXCEED 45 GRAMS G |
| Overall Thickness | 1.106 INCHES NOMINAL IN |
| Mounting Configuration | FOUR 0.215 BY 0.250 IN. MTG SLOTS ALONG RIM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| 704AS7851 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 704AS7851 | 5/1 Secondary reference U.S. Government activity |
| 897851-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 6625-01-259-0221 is a Absorber,radio Frequency Radiati, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-259-0221 has 1 manufacturer part number on file: 704AS7851 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 704AS7851: FSC Application Data: TEST SET,ELECT. EQUIP.; Overall Diameter: 3.661 INCHES NOMINAL IN; Special Test Features: IDENTIFY DRAWING IAW MIL-STD-130; Supplementary Features: WEIGHT OF PART SHALL NOT BE LESS THAN 33 GRAMS AND SHALL NOT EXCEED 45 GRAMS G. 6 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.
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.