The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-071-8748, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is New Haven Mfg Corp Amatom Electronic Hardware Div. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-071-8748 |
| Primary Part Number | 6139-SS-0632-7 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | New Haven Mfg Corp Amatom Electronic Hardware Div |
| Status | ACTIVE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Special Test Features | SPECIAL QUALITY CONTROL TESTING |
| Surface Treatment | PASSIVATE OVERALL |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| Material | STEEL COMP 303 OVERALL |
| Test Data Document | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Fastener Length | 0.656 INCHES MINIMUM AND 0.906 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Thread Quantity Per Inch | 32 |
| Thread Class | 2A A |
| Internal Drive Style | SLOT |
| Head Height | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| Thread Length | 0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 1 |
| First Diameter From Head | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Head Diameter | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZY |
| Head Style | KNURLED NO. 4 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6139-SS-0632-7 | New Haven Mfg Corp Amatom Electronic Hardware Div (USA) |
NSN 5305-01-071-8748 is a Screw,externally Relieved Body, manufactured by New Haven Mfg Corp Amatom Electronic Hardware Div, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-071-8748 has 1 cross-referenced part number: 6139-SS-0632-7 (New Haven Mfg Corp Amatom Electronic Hardware Div).
There are 2 known substitutes for 5305-01-071-8748: 5935-01-011-7667, 5305-01-013-0969. Verify interchangeability with system specifications before substitution.
Key specifications for 6139-SS-0632-7: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Special Test Features: SPECIAL QUALITY CONTROL TESTING; Surface Treatment: PASSIVATE OVERALL; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS. 22 total characteristics are documented in the Federal Logistics Information System.