The Lock,valve Spring Retainer, cataloged under National Stock Number 4310-01-445-5525, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Grove Valve Operations. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-445-5525 |
| Primary Part Number | N-830 |
| Item Name | Lock,valve Spring Retainer |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Grove Valve Operations |
| Status | ACTIVE |
| Thread Size | 7/16-20 |
| Largest Outside Diameter | 0.375 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Width Across Flats | 0.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Screw Thread Series Designator | UNF |
| Thread Provision | THREADED |
| Smallest Outside Diameter | 0.312 INCHES NOMINAL IN |
| Style Designator | TWO PIECE SPECIAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4310-01-445-5525 is a Lock,valve Spring Retainer, manufactured by Grove Valve Operations, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-01-445-5525 has 2 cross-referenced part numbers: N-830 (Grove Valve Operations), 22461-1 (Grove Valve Operations).
There are 5 known substitutes for 4310-01-445-5525: 5915-00-450-2377, 4310-00-535-8395, 4820-01-198-3005 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for N-830: Thread Size: 7/16-20; Largest Outside Diameter: 0.375 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Special Features: SPECIALLY CLEANED FOR OXYGEN USE FOR UNDERWATER DIVING SYSTEM; NEXT HIGHER ASSEMBLY 4820-01-440-8574. 12 total characteristics are documented in the Federal Logistics Information System.