The Stud,continuous Thread, cataloged under National Stock Number 5307-01-166-7139, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-166-7139 |
| Primary Part Number | PL-999F0937 FN 59L1 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZW |
| Material Document and Classification | QQ-N-281 CLA FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Nominal Thread Size | 0.875 INCHES STUD THREAD IN |
| Departure From Cited Document | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 9 STUD THREAD |
| Material | NICKEL ALLOY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| PL-999F0937 FN 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| PL-999R0501-D FIND 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| PL-999R0501-D PIECE 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 999F0937 FN 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| PL-999R0501-C FIND 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 999R0501 FIND 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| PL999R0523 PIECE 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| PL-999R0501 FIND 59L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 999F0937 FN 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| PL-999F0937 FN 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| MIL-DTL-1222L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| PL999R0523 PIECE 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| 999R0501 FIND 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| MIL-DTL-1222 | 4/1 Identification reference U.S. Government activity |
| PL-999R0501-D PIECE 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| PL-999R0501-D FIND 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| PL-999R0501-C FIND 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| PL-999R0501 FIND 59 | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
NSN 5307-01-166-7139 is a Stud,continuous Thread, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-166-7139 has 8 manufacturer part numbers on file: PL-999F0937 FN 59L1 (Naval Inventory Control Point Mechanicsburg), PL-999R0501-D FIND 59L1 (Naval Inventory Control Point Mechanicsburg), PL-999R0501-D PIECE 59L1 (Naval Inventory Control Point Mechanicsburg), 999F0937 FN 59L1 (Naval Inventory Control Point Mechanicsburg), PL-999R0501-C FIND 59L1 (Naval Inventory Control Point Mechanicsburg) and 3 more.
Key specifications for PL-999F0937 FN 59L1: Criticality Code Justification: ZZZW; Material Document and Classification: QQ-N-281 CLA FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 3.750 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND STUD THREAD. 9 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.