The Resonator,tuning Fork, cataloged under National Stock Number 6625-00-044-4207, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-044-4207 |
| Item Name | Resonator,tuning Fork |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Mounting Hole/stud Size | NO. 6-32 |
| Mounting Hole/stud Quantity | 4 |
| Terminal Quantity | 7 |
| Terminal Type | PIN |
| Mounting Method | STUD(S) |
| Resonant Frequency | 250.0 HERTZ |
| Hermetically Sealed Case | INCLUDED |
| Mounting Stud Length | 0.370 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes/studs | 1.250 INCHES NOMINAL 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 | X |
| Weight | 0.0500 lbs |
| Cube | 0.0500 cu ft |
| Reference | Meaning |
|---|---|
| 302407 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| 302407 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6625-00-044-4207 is a Resonator,tuning Fork, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5310-00-264-0059, 5935-00-581-6612, 2530-01-248-5335. Verify interchangeability with system specifications before substitution.
Key specifications for 6625-00-044-4207: Mounting Hole/stud Size: NO. 6-32; Mounting Hole/stud Quantity: 4; Terminal Quantity: 7; Terminal Type: PIN. 9 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.