The Insert,screw Thread, cataloged under National Stock Number 5325-01-556-9161, 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 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-556-9161 |
| Primary Part Number | MA3280-156 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment | LUBRICANT OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | ISO 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 |
|---|---|
| MA3280-156 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| MA3280-156 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5325-01-556-9161 is a Insert,screw Thread, manufactured by Sae International Dba Sae International, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-556-9161 has 1 manufacturer part number on file: MA3280-156 (Sae International Dba Sae International).
Key specifications for MA3280-156: Special Features: AEROSPACE STANDARD DIA IS 1.5:SPECIFIC FINISH IS DRY FILM LUB PER MIL-L-46010, TYPE 1;LENGTH IS 9.0 MM NOMINAL;MARK PART NBR AND MFR CAGE PER AS478-37 MM; Surface Treatment: LUBRICANT OVERALL; Part Name Assigned by Controlling Agency: INSERT, SCREW THREAD, HELICAL COIL, METRIC SERIES, FREE RUNNING , CRES, DRY FILM LUBRICATED; End Item Identification: 1025-01-445-0991, 155MM LIGHTWEIGHT HOWITZER, TOWED MM. 3 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.