The Screw,machine, cataloged under National Stock Number 5305-01-131-2896, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-131-2896 |
| Primary Part Number | 437B149 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division |
| Status | ACTIVE |
| Head Height | 0.070 INCHES NOMINAL IN |
| Fastener Length | 2.440 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-S-763 COND B FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 304 |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Hole Configuration Style | ROUND |
| Hole Diameter | 0.028 INCHES NOMINAL IN |
| Head Diameter | 0.187 INCHES NOMINAL IN |
| Screw Surface Treatment Document and Classification | P.S.13001 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| 437B149 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA) |
| Reference | Meaning |
|---|---|
| 10115274 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 437B149 | 5/9 Secondary reference Eaton Motor Site |
NSN 5305-01-131-2896 is a Screw,machine, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-131-2896 has 1 manufacturer part number on file: 437B149 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division).
Key specifications for 437B149: Head Height: 0.070 INCHES NOMINAL IN; Fastener Length: 2.440 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-S-763 COND B FED SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.250 INCHES NOMINAL IN. 17 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.