PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10121213Screw,externally Relieved Body

Us Army Aviation and Missile Command · NSN 5305-00-945-4652 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-945-4652 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-945-4652. Primary manufacturer part number: 10121213.
Features
  • Screw,externally Relieved Body — FSC 5305
  • Second Diameter From Head: 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.112 INCHES IN
  • Internal Drive Style: W/O INTERNAL DRIVE
  • Head Height: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
  • First Diameter From Head: 0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
  • Thread Length: 0.175 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
  • Material Document and Classification: QQ-S-637,CONDITION F FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1212 Overall construction
General Description

The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-945-4652, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 20 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-945-4652
Primary Part Number10121213
Item NameScrew,externally Relieved Body
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Second Diameter From Head0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Nominal Thread Diameter0.112 INCHES IN
Internal Drive StyleW/O INTERNAL DRIVE
Head Height0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
First Diameter From Head0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
Thread Length0.175 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
Material Document and ClassificationQQ-S-637,CONDITION F FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Distance From Largest Bearing Surface of Head to End of First Diameter0.080 INCHES NOMINAL IN
Distance From Largest Bearing Surface of Head to End of Second Diameter0.135 INCHES NOMINAL IN
MaterialSTEEL COMP 1212 OVERALL
Fastener Length0.310 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch40
Head StyleHEXAGON
Externally Relieved Body Diameter Quantity2
Width Between Flats0.218 INCHES NOMINAL IN
Surface TreatmentCADMIUM OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Class2A A
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-236-3114BH00190-5 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Bristol Industries, Llc
Cross-Reference Index
Part NumberManufacturer
10121213 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
5310-00-236-3114INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
BH00190-5

Frequently Asked Questions

What is NSN 5305-00-945-4652?

NSN 5305-00-945-4652 is a Screw,externally Relieved Body, manufactured by Us Army Aviation and Missile Command, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-945-4652?

NSN 5305-00-945-4652 has 1 cross-referenced part number: 10121213 (Us Army Aviation and Missile Command).

What NSN replaces 5305-00-945-4652?

There is 1 known substitute for 5305-00-945-4652: 5310-00-236-3114. Verify interchangeability with system specifications before substitution.

What are the specifications of 10121213?

Key specifications for 10121213: Second Diameter From Head: 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.112 INCHES IN; Internal Drive Style: W/O INTERNAL DRIVE; Head Height: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN. 20 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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