The Screw,assembled Washer, cataloged under National Stock Number 5305-00-139-3232, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Precision Aerospace Corporation Dba Precision Engine Control. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-00-139-3232 |
| Primary Part Number | 10-35937-12 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Precision Aerospace Corporation Dba Precision Engine Control |
| Status | ACTIVE |
| Head Height | 0.156 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Fastener Length | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | 77820-9-3036 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Primary Washer Outside Diameter | 0.283 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN |
| Thread Length | 0.639 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE GRADE 3 ASSN STD 1ST MATERIAL RESPONSE OR AMS 7240 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FILLISTER |
| Primary Washer Style | SPLIT HELICAL RING |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OR STEEL COMP 1060 OVERALL |
| Thread Series Designator | UNF |
| Washer Quantity | 1 |
| Head Diameter | 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 10-35937-12 PRIMARY | Precision Aerospace Corporation Dba Precision Engine Control (USA) |
| Reference | Meaning |
|---|---|
| 10-35937-12 | 5/9 Secondary reference Unison Industries Llc |
| 10-35937-12 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
NSN 5305-00-139-3232 is a Screw,assembled Washer, manufactured by Precision Aerospace Corporation Dba Precision Engine Control, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-139-3232 has 1 manufacturer part number on file: 10-35937-12 (Precision Aerospace Corporation Dba Precision Engine Control).
Key specifications for 10-35937-12: Head Height: 0.156 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN; Fastener Length: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Surface Treatment Document and Classification: 77820-9-3036 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Primary Washer Outside Diameter: 0.283 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN. 20 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.