The Leak Detector,refrigerant Gas, cataloged under National Stock Number 4940-01-077-2418, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4940-01-077-2418 |
| Primary Part Number | TIFXL-1A |
| Item Name | Leak Detector,refrigerant Gas |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TIFXL-1A PRIMARY | Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons (USA) |
| Reference | Meaning |
|---|---|
| 22KP173 | 5/9 Secondary reference Oshkosh Defense Llc |
| TIFXL-1A | 5/9 Secondary reference Bosch Automotive Service Solutions Inc. |
| 1204683 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| TIF5460 | 5/9 Secondary reference Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons |
| 22KP173 | 5/9 Secondary reference Oshkosh Corp |
| HLD440 | 5/9 Secondary reference Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons |
| 5271509 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 4940-01-077-2418 is a Leak Detector,refrigerant Gas, manufactured by Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4940-01-077-2418 has 1 manufacturer part number on file: TIFXL-1A (Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-716-9073. Verify interchangeability with system specifications before substitution.
Key specifications for TIFXL-1A: Special Features: MICROPROCESSOR CONTROLLED WITH CIRCUIT WITH ADVANCED DIGITAL SIGNAL PROCESSING;SINGLE SWITCH CONTROL;DETECTS ALL HALOGENATED REFRIGERANTS;VARIABLE FREQUENCY AUDIBLE ALARM;CONSTANT POWER INDICATION;CERTIFIED TO SAE J1627;UL CLASSIFIED FOR INTRINSIC SAFETY;CE APPROVED;CORDLESS AND PORTABLE,OPERATES ON 2 C CELL BATTERIES;14IN (35.5CM) FLEXIBLE, STAINLESS PROBE;SPARE SENSING TIP INCLUDED. CM; Part Name Assigned by Controlling Agency: REFRIGERANT LEAK DETECTOR. 0 specifications are 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.