The Drill,pneumatic,sinker, cataloged under National Stock Number 3820-00-410-4439, is classified within Federal Supply Class 3820 (No Item Name Available) of the Construction, Mining, Excavating Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3820-00-410-4439 |
| Primary Part Number | MILD52121 |
| Item Name | Drill,pneumatic,sinker |
| FSC / FSG | 3820 / 38 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY USAGE DESIGN,ROD SHANK TYPE,ROD SHANK CROSS-SECTIONAL SHAPE,WIDTH ACROSS FLATS,ROD SHANK LENGTH |
| Nondefinitive Spec/std Data | 2 CLASS |
| Usage Design | DRY |
| Rod Shank Type | COLLARED |
| Rod Shank Length | 4.250 INCHES NOMINAL IN |
| Rod Shank Cross-Sectional Shape | HEXAGONAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3820-00-410-4439 is a Drill,pneumatic,sinker, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3820 (No Item Name Available). Status: active.
NSN 3820-00-410-4439 has 2 cross-referenced part numbers: MILD52121 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), G45-5 (Boston Pneumatics Inc).
There are 11 known substitutes for 3820-00-410-4439: 3820-00-020-5300, 3820-00-275-2610, 3820-00-275-2614 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILD52121: Width Across Flats: 1.000 INCHES NOMINAL IN; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY USAGE DESIGN,ROD SHANK TYPE,ROD SHANK CROSS-SECTIONAL SHAPE,WIDTH ACROSS FLATS,ROD SHANK LENGTH; Nondefinitive Spec/std Data: 2 CLASS; Usage Design: DRY. 8 total characteristics are documented in the Federal Logistics Information System.