The Cap,pipe, cataloged under National Stock Number 4730-01-317-5306, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Swagelok Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-317-5306 |
| Primary Part Number | SS-8-CP |
| Item Name | Cap,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Nominal Pipe Size for Which Designed | 0.500 INCHES IN |
| Connection Style | PRESSURE SEAL FLARED |
| Style Designator | CAP |
| Thread Direction | RIGHT-HAND INTERNAL |
| Nominal Thread Size | 0.500 INCHES INTERNAL IN |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | NPT INTERNAL |
| 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 |
|---|---|
| SS-8-CP PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| SS-8-CP/1/2INIP | C/1 Advisory reference — outside the item-of-supply concept Cajon Co |
| SS-8-CP | 5/9 Secondary reference Cajon Co |
NSN 4730-01-317-5306 is a Cap,pipe, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-317-5306 has 1 manufacturer part number on file: SS-8-CP (Swagelok Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-473-6089. Verify interchangeability with system specifications before substitution.
Key specifications for SS-8-CP: Nominal Pipe Size for Which Designed: 0.500 INCHES IN; Connection Style: PRESSURE SEAL FLARED; Style Designator: CAP; Thread Direction: RIGHT-HAND INTERNAL. 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.