The Rivet,tubular, cataloged under National Stock Number 5320-01-077-8317, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Milford Rivet and Machine Co. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-077-8317 |
| Primary Part Number | A2176A X .187 ALUMINUM |
| Item Name | Rivet,tubular |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Milford Rivet and Machine Co |
| Status | ACTIVE |
| Shank Diameter | 0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN |
| Fastener Length | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Hole Depth | 0.044 INCHES NOMINAL IN |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Shank Style | TAPERED HOLLOW |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | ALUMINUM OVERALL |
| Head Major Diameter | 0.096 INCHES MINIMUM AND 0.104 INCHES MAXIMUM 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 |
|---|---|
| S216MR040P001 | Raytheon Company (USA) |
| A2176A X .187 ALUMINUM PRIMARY | Milford Rivet and Machine Co (USA) |
| S216MR040P001 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| S216MR040P001 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5320-01-077-8317 is a Rivet,tubular, manufactured by Milford Rivet and Machine Co, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-077-8317 has 3 manufacturer part numbers on file: S216MR040P001 (Raytheon Company), A2176A X .187 ALUMINUM (Milford Rivet and Machine Co), S216MR040P001 (Raytheon Company Dba Raytheon Co).
Key specifications for A2176A X .187 ALUMINUM: Shank Diameter: 0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN; Fastener Length: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN; Hole Depth: 0.044 INCHES NOMINAL IN; Head Style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER). 8 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.