The Contact,electrical, cataloged under National Stock Number 5999-01-210-9038, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Teledyne Instruments Inc Dba Teledyne Analytical Instruments Div Teledyne Analytical Instruments. 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. 1 item shares 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 | 5999-01-210-9038 |
| Primary Part Number | A-6544 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Teledyne Instruments Inc Dba Teledyne Analytical Instruments Div Teledyne Analytical Instruments |
| Status | ACTIVE |
| Overall Diameter | 0.218 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| Mounting Method | FORCE FIT |
| Style Designator | CYLINDRICAL SHAPE |
| Cable Entrance Diameter | 0.173 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING BODY AND CONTACT |
| Terminal Type and Quantity | 1 EYELET END OPPOSITE CONTACT |
| 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 |
| Weight | 0.0100 lbs |
| Cube | 0.0004 cu ft |
| Part Number | Manufacturer |
|---|---|
| A-6544 PRIMARY | Teledyne Instruments Inc Dba Teledyne Analytical Instruments Div Teledyne Analytical Instruments (USA) |
NSN 5999-01-210-9038 is a Contact,electrical, manufactured by Teledyne Instruments Inc Dba Teledyne Analytical Instruments Div Teledyne Analytical Instruments, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-210-9038 has 1 manufacturer part number on file: A-6544 (Teledyne Instruments Inc Dba Teledyne Analytical Instruments Div Teledyne Analytical Instruments).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-303-8463. Verify interchangeability with system specifications before substitution.
Key specifications for A-6544: Overall Diameter: 0.218 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN; Mounting Method: FORCE FIT; Style Designator: CYLINDRICAL SHAPE; Overall Length: 0.375 INCHES NOMINAL IN. 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.