PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A10853Screw,cap,socket Head

Fnh Uk Ltd · NSN 5305-00-978-9393 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-978-9393 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-978-9393. Primary manufacturer part number: A10853.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Quantity Per Inch: 16
  • Minimum Yield Strength: 130000 POUNDS PER SQUARE INCH LBS
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Width Across Flats: 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-978-9393, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fnh Uk Ltd. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-978-9393
Primary Part NumberA10853
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFnh Uk Ltd
StatusCANCELLED
Thread Quantity Per Inch16
Minimum Yield Strength130000 POUNDS PER SQUARE INCH LBS
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Width Across Flats0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Hardness Rating36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
Minimum Tensile Strength160000 POUNDS PER SQUARE INCH LBS
Head Height0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Thread Class3A A
Head StyleFLAT CHAMFER
Thread Length0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Fastener Length0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.375 INCHES IN
Head Diameter0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Internal Drive StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5360-00-163-903821791-1 INTERCHANGEABLE
Spring,lamp Switch,landind and T
Grimes Aerospace Company
5305-00-237-6125509440-67 INTERCHANGEABLE
Screw,cap,socket Head
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
3020-01-419-627321791-1 INTERCHANGEABLE
Gear,bevel
Elbitamerica, Inc.
5325-01-483-7725217911 INTERCHANGEABLE
Ring,retaining
Cadillac Gage Textron Inc.
Cross-Reference Index
Part NumberManufacturer
A10853 Fnh Uk Ltd (GBR)
217911 General Motors Corp (USA)
MS16997-98 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5305009789393 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
509440-67 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5360-00-163-9038INTERCHANGEABLE
SPRING,LAMP SWITCH,LANDIND AND T
21791-1
5305-00-237-6125INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
509440-67
3020-01-419-6273INTERCHANGEABLE
GEAR,BEVEL
21791-1
5325-01-483-7725INTERCHANGEABLE
RING,RETAINING
217911

Frequently Asked Questions

What is NSN 5305-00-978-9393?

NSN 5305-00-978-9393 is a Screw,cap,socket Head, manufactured by Fnh Uk Ltd, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-978-9393?

NSN 5305-00-978-9393 has 5 cross-referenced part numbers: A10853 (Fnh Uk Ltd), 217911 (General Motors Corp), MS16997-98 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 5305009789393 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), 509440-67 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5305-00-978-9393?

There are 4 known substitutes for 5305-00-978-9393: 5360-00-163-9038, 5305-00-237-6125, 3020-01-419-6273 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A10853?

Key specifications for A10853: Thread Quantity Per Inch: 16; Minimum Yield Strength: 130000 POUNDS PER SQUARE INCH LBS; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL; Material: STEEL OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-978-9393 still in active supply?

NSN 5305-00-978-9393 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com