The Nut,self-Locking,single Ball Sea, cataloged under National Stock Number 5310-01-193-6895, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 16 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-193-6895 |
| Primary Part Number | TLN1021CPD1-9 |
| Item Name | Nut,self-Locking,single Ball Sea |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Width Across Flats | 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | -452.0 FAHRENHEIT MINIMUM AND 800.0 FAHRENHEIT MAXIMUM DEGF |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.562 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.669 INCHES MINIMUM AND 0.674 INCHES MAXIMUM IN |
| Ball Seat Radius | 0.615 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | SINGLE BALL SEAT, DOUBLE HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | IRON ALLOY 660 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 |
|---|---|
| TLN1021CPD1-9 | Huck International, Inc (USA) |
| TLN1021CPD1-9 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TLN1021CPD1-9 | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| TLN1021CPD1-9 | 5/9 Secondary reference U.S. Government activity |
| TLN1021CPD1-9 | 5/2 Secondary reference U.S. Government activity |
| TLN1021CPD1-9 | 5/9 Secondary reference Deutsch Fastener Corp |
| TLN1021CPD1-9 | 5/2 Secondary reference U.S. Government activity |
| TLN1021 | D/9 Drawing number reference only Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
NSN 5310-01-193-6895 is a Nut,self-Locking,single Ball Sea, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-193-6895 has 3 manufacturer part numbers on file: TLN1021CPD1-9 (Huck International, Inc), TLN1021CPD1-9 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TLN1021CPD1-9 (Reid Products Inc. Dba Reid Products Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-695-7317. Verify interchangeability with system specifications before substitution.
Key specifications for TLN1021CPD1-9: Lubrication: DRY FILM LUBRICANT; Width Across Flats: 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 16 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.