PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5387271Screw,externally Relieved Body

Consumers' Aircraft Company Inc · NSN 5305-00-207-6976 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-207-6976 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-207-6976. Primary manufacturer part number: 5387271.
Features
  • Screw,externally Relieved Body — FSC 5305
  • Fastener Length: 3.312 INCHES NOMINAL IN
  • Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
  • Head Style: OVAL COUNTERSUNK
  • Thread Class: 3A A
  • Thread Quantity Per Inch: 32
  • Externally Relieved Body Diameter Quantity: 1
  • Head Diameter: 0.359 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-207-6976, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Consumers' Aircraft Company Inc. Government technical data includes 17 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-207-6976
Primary Part Number5387271
Item NameScrew,externally Relieved Body
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerConsumers' Aircraft Company Inc
StatusACTIVE
Fastener Length3.312 INCHES NOMINAL IN
Countersink Angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
Head StyleOVAL COUNTERSUNK
Thread Class3A A
Thread Quantity Per Inch32
Externally Relieved Body Diameter Quantity1
Head Diameter0.359 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
Distance From Largest Bearing Surface of Head to End of First Diameter2.688 INCHES NOMINAL IN
Thread Length0.625 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Material Document and Classification-2338 FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Diameter0.190 INCHES IN
Internal Drive StyleCROSS RECESS TYPE 1
First Diameter From Head0.152 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-00-378-0220 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
5387271 PRIMARY Consumers' Aircraft Company Inc (USA)
5387271 PRIMARY General Motors Corp (USA)
Related Parts
5962-00-378-0220INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5305-00-207-6976?

NSN 5305-00-207-6976 is a Screw,externally Relieved Body, manufactured by Consumers' Aircraft Company Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-207-6976?

NSN 5305-00-207-6976 has 2 cross-referenced part numbers: 5387271 (Consumers' Aircraft Company Inc), 5387271 (General Motors Corp).

What NSN replaces 5305-00-207-6976?

There is 1 known substitute for 5305-00-207-6976: 5962-00-378-0220. Verify interchangeability with system specifications before substitution.

What are the specifications of 5387271?

Key specifications for 5387271: Fastener Length: 3.312 INCHES NOMINAL IN; Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM; Head Style: OVAL COUNTERSUNK; Thread Class: 3A A. 17 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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