The Stud,support, cataloged under National Stock Number 5307-01-167-7643, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Ingersoll-Rand Company Dba Rotary Compressor Division. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-167-7643 |
| Primary Part Number | W138520 |
| Item Name | Stud,support |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Ingersoll-Rand Company Dba Rotary Compressor Division |
| Status | ACTIVE |
| General Characteristics Item Description | 3.750 IN. LG; 0.50 NPT IN |
| 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 |
|---|---|
| W138520 PRIMARY | Ingersoll-Rand Company Dba Rotary Compressor Division (USA) |
| Reference | Meaning |
|---|---|
| W138520 | 5/9 Secondary reference U.S. Government activity |
NSN 5307-01-167-7643 is a Stud,support, manufactured by Ingersoll-Rand Company Dba Rotary Compressor Division, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-167-7643 has 1 manufacturer part number on file: W138520 (Ingersoll-Rand Company Dba Rotary Compressor Division).
Key specifications for W138520: General Characteristics Item Description: 3.750 IN. LG; 0.50 NPT IN; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; End Item Identification: SKID ASSEMBLY. 1 specification is 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.