The Nut,self-Locking,double Hexagon, cataloged under National Stock Number 5310-00-891-2017, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Nut,self-Locking,double Hexagon |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Bristol Industries, Llc (CAGE 27238); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878) |
| Parameter | Value |
|---|---|
| NSN | 5310-00-891-2017 |
| Primary Part Number | 564708 |
| Item Name | Nut,self-Locking,double Hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| 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 |
|---|---|
| 564707 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| BH00378-3 | Bristol Industries, Llc (USA) |
| 564708 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 789516 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 70295-1032 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| VN4722WA01 | 5/2 Secondary reference U.S. Government activity |
| 564708 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 564707 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 564709 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 70295-1032 | 5/9 Secondary reference Dfc Ceramics Inc Div of Thermal Ceramics Industries |
| 564709 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| ST1180-10 | 5/9 Secondary reference Bristol Industries, Llc |
| 564707 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 789516 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-891-2017 is a Nut,self-Locking,double Hexagon, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-891-2017 has 5 manufacturer part numbers on file: 564707 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), BH00378-3 (Bristol Industries, Llc), 564708 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 789516 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 70295-1032 (Sps Technologies, Llc Dba PB Fasteners).
2 possible matches (shared part number, not a government interchangeability claim): 5310-00-989-5079, 6210-01-034-9424. Verify interchangeability with system specifications before substitution.
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.