The Locknut,pipe, cataloged under National Stock Number 4730-00-277-7880, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-277-7880 |
| Primary Part Number | 4152-400 |
| Item Name | Locknut,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Flagg Stanley G & Co Inc Dba Flagg Brass |
| Status | ACTIVE |
| Nut Style | PIPE LOCKNUT |
| Thread Class | 2B |
| Thread Quantity Per Inch | 11-1/2 |
| Packing Recess Depth | 0.0937 INCHES NOMINAL IN |
| Thread Series | NPSL |
| Width Across Flats | 3.000 INCHES NOMINAL IN |
| Nominal Thread Size | 2.000 INCHES IN |
| Packing Recess Diameter | 2.688 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 60-375-0390 | Lee Brass Co (USA) |
| 4152-400 PRIMARY | Flagg Stanley G & Co Inc Dba Flagg Brass (USA) |
| 1231-2 | Itt Grinnell Corp (USA) |
| 1231 | Itt Grinnell Corp (USA) |
NSN 4730-00-277-7880 is a Locknut,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-277-7880 has 4 cross-referenced part numbers: 60-375-0390 (Lee Brass Co), 4152-400 (Flagg Stanley G & Co Inc Dba Flagg Brass), 1231-2 (Itt Grinnell Corp), 1231 (Itt Grinnell Corp).
There are 12 known substitutes for 4730-00-277-7880: 5136-00-227-8620, 5133-00-227-9654, 3020-00-486-8170 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4152-400: Nut Style: PIPE LOCKNUT; Thread Class: 2B; Thread Quantity Per Inch: 11-1/2; Packing Recess Depth: 0.0937 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.