The Insert,screw Thread, cataloged under National Stock Number 5325-01-609-3660, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5325-01-609-3660 |
| Primary Part Number | MA3279-218 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Length | 32.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 2.0 |
| Style Designator | COIL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 16.0 MILLIMETERS MM |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | M |
| 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 |
|---|---|
| MA3279-218 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| MA3279-218 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5325-01-609-3660 is a Insert,screw Thread, manufactured by Sae International Dba Sae International, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-609-3660 has 1 manufacturer part number on file: MA3279-218 (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-728-2521. Verify interchangeability with system specifications before substitution.
Key specifications for MA3279-218: Overall Height: 16.7 MILLIMETERS MINIMUM AND 17.4 MILLIMETERS MAXIMUM MM; Length: 32.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 2.0; Style Designator: COIL. 7 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.