The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-160-2862, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-160-2862 |
| Primary Part Number | ST2185-04 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Collar Inside Diameter | 0.143 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN |
| Collar Overall Height | 0.400 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5731 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5734 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5736 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNJC |
| 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 |
|---|---|
| ST2185-04 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| HL97DU-4 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL97DU-4 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL97DU-4 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HL97DU-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-160-2862 is a Collar,pin-Rivet, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-160-2862 has 4 manufacturer part numbers on file: ST2185-04 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), HL97DU-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL97DU-4 (Sps Technologies, Llc Dba PB Fasteners), HL97DU-4 (Hi-Shear Corporation).
Key specifications for ST2185-04: Collar Inside Diameter: 0.143 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN; Collar Overall Height: 0.400 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN; Collar Style: THREADED (BREAK OFF) TYPE; Collar Outside Diameter: 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN. 11 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.