The Ammeter, cataloged under National Stock Number 6625-00-906-0733, 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 Newark Electronics. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6625-00-906-0733 |
| Primary Part Number | 55F1539 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Newark Electronics |
| Status | ACTIVE |
| Circuit Construction Type | NONELECTRONIC |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) |
| Meter Body Diameter Behind Mounting Flange | 2.730 INCHES NOMINAL IN |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 1.220 INCHES NOMINAL IN |
| Circuit Current for Which Designed | AC |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.240 INCHES NOMINAL IN |
| Mounting Stud Diameter | 0.122 INCHES NOMINAL IN |
| Panel for Which Designed | NONMAGNETIC |
| Style Designator | RECTANGULAR FLUSH MTG |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Color | UNABLE TO DECODE |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.240 INCHES NOMINAL IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | PLASTIC |
| Measurement Range | +0.0 TO 10.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | PANEL |
| 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 | N |
| Unit of Issue | EA |
| Acquisition advice code | G |
| Part Number | Manufacturer |
|---|---|
| 1T865 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| 55F1539 PRIMARY | Newark Electronics (USA) |
| Reference | Meaning |
|---|---|
| 1357 0-10AMP | 5/9 Secondary reference Simpson Electric Company, Inc. |
| 03180 | 5/9 Secondary reference Simpson Electric Company, Inc. |
| 1357-0-10AMP | 5/9 Secondary reference Simpson Electric Company, Inc. |
NSN 6625-00-906-0733 is a Ammeter, manufactured by Newark Electronics, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-00-906-0733 has 2 manufacturer part numbers on file: 1T865 (W.w. Grainger, Inc. Div Government Sales Division), 55F1539 (Newark Electronics).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-441-4404, 4940-01-669-0655. Verify interchangeability with system specifications before substitution.
Key specifications for 55F1539: Circuit Construction Type: NONELECTRONIC; Mounting Facility Type and Quantity: 4 THREADED STUD(S); Meter Body Diameter Behind Mounting Flange: 2.730 INCHES NOMINAL IN; Overall Height: 3.250 INCHES NOMINAL IN. 21 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.