PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66069Screw,externally Relieved Body

Adams Rite Aerospace, Inc · NSN 5305-01-327-5674 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-327-5674 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-327-5674. Primary manufacturer part number: 66069.
Features
  • Screw,externally Relieved Body — FSC 5305
  • Head Style: PAN
  • Externally Relieved Body Diameter Quantity: 1
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Material: IRON ALLOY 660 OVERALL
  • Material Document and Classification: AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Distance From Largest Bearing Surface of Head to End of First Diameter: 0.552 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Iron Alloy 660 Overall construction
General Description

The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-327-5674, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Adams Rite Aerospace, Inc. Government technical data includes 19 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-327-5674
Primary Part Number66069
Item NameScrew,externally Relieved Body
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAdams Rite Aerospace, Inc
StatusACTIVE
Head StylePAN
Externally Relieved Body Diameter Quantity1
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
MaterialIRON ALLOY 660 OVERALL
Material Document and ClassificationAMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Distance From Largest Bearing Surface of Head to End of First Diameter0.552 INCHES NOMINAL IN
Head Height0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN
Thread Length0.313 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Surface Treatment Document and ClassificationQQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Head Diameter0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
First Diameter From Head0.145 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
Nominal Thread Diameter0.190 INCHES IN
ColorBLACK OVERALL
Thread Quantity Per Inch32
Thread Class3A A
Fastener Length0.875 INCHES NOMINAL IN
Internal Drive StyleCROSS RECESS TYPE 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-018-1576 INTERCHANGEABLE
Wrench,box
2510-00-740-96867409686 INTERCHANGEABLE
Rail Assembly,side
U S Army Tank Automotive Command Amsta-Im-Mm
5998-01-052-207866069 INTERCHANGEABLE
Circuit Card Assembly
Alliant Techsystems Operations Llc Div Defense Electronic Systems
Cross-Reference Index
Part NumberManufacturer
66069 PRIMARY Adams Rite Aerospace, Inc (USA)
Related Parts
5120-00-018-1576INTERCHANGEABLE
WRENCH,BOX
2510-00-740-9686INTERCHANGEABLE
RAIL ASSEMBLY,SIDE
7409686
5998-01-052-2078INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
66069

Frequently Asked Questions

What is NSN 5305-01-327-5674?

NSN 5305-01-327-5674 is a Screw,externally Relieved Body, manufactured by Adams Rite Aerospace, Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-327-5674?

NSN 5305-01-327-5674 has 1 cross-referenced part number: 66069 (Adams Rite Aerospace, Inc).

What NSN replaces 5305-01-327-5674?

There are 3 known substitutes for 5305-01-327-5674: 5120-00-018-1576, 2510-00-740-9686, 5998-01-052-2078. Verify interchangeability with system specifications before substitution.

What are the specifications of 66069?

Key specifications for 66069: Head Style: PAN; Externally Relieved Body Diameter Quantity: 1; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF); Material: IRON ALLOY 660 OVERALL. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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