The Nut,plain,knurled, cataloged under National Stock Number 5310-00-897-9946, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-897-9946 |
| Primary Part Number | GE530A8 |
| Item Name | Nut,plain,knurled |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNJC |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Nut Diameter | 0.255 INCHES NOMINAL IN |
| Nut Thickness | 0.245 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | KNURLED |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 431 OVERALL |
| 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 |
|---|---|
| BB341-8 | Hi-Shear Corporation (USA) |
| GE530A8 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| BB341-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 717899-068 | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 717899-068 | 5/2 Secondary reference U.S. Government activity |
| BB500-8 | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
NSN 5310-00-897-9946 is a Nut,plain,knurled, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-897-9946 has 4 manufacturer part numbers on file: BB341-8 (Hi-Shear Corporation), GE530A8 (Northrop Grumman Systems Corporation), BB341-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 717899-068 (Raytheon Company Div Rmd Strategic).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-625-4709. Verify interchangeability with system specifications before substitution.
Key specifications for GE530A8: Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNJC; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 12 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.