The Isolator,mount, cataloged under National Stock Number 5342-01-012-3713, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Phaostron Instrument and Electronic Company. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5342-01-012-3713 |
| Primary Part Number | 100-088-2 |
| Item Name | Isolator,mount |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 100-088-2 | Phaostron Instrument and Electronic Company (USA) |
| C-56893-2 | Espey Mfg and Electronics Corp (USA) |
| Reference | Meaning |
|---|---|
| 1059-46 | 5/9 Secondary reference U.S. Government activity |
| 5342010123713 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| SM-C-415041-2 | 5/9 Secondary reference U.S. Government activity |
| SM-D-415041-2 | 1/2 Source control — Government-approved source U.S. Government activity |
| SM-D-415041-2 | 5/9 Secondary reference Federal Prison Industries, Inc Dba Unicor |
| 21531-4 | 3/2 Design control — primary reference U.S. Government activity |
| C-56893-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-01-012-3713 is a Isolator,mount, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 5342, Hardware, Weapon System. Status: cancelled.
NSN 5342-01-012-3713 has 2 manufacturer part numbers on file: 100-088-2 (Phaostron Instrument and Electronic Company), C-56893-2 (Espey Mfg and Electronics Corp).
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-213-1197, 2540-01-533-0641, 2590-01-548-6383. Verify interchangeability with system specifications before substitution.
Key specifications for 100-088-2: Special Features: SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS IS 1.500 IN.; DISTANCE BETWEEN MOUNTING HOLE CENTERS IS 2.125 IN. 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.
NSN 5342-01-012-3713 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.