PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8103SS0440-7Nut,plain,hexagon

Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware · NSN 5310-00-494-7451 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-494-7451 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-494-7451. Primary manufacturer part number: 8103SS0440-7.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nominal Thread Size: 0.112 INCHES IN
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 40
  • Bearing Surface Type: FLAT
  • Surface Treatment: PASSIVATE OVERALL
  • Nut Style: HEXAGON
  • Material Document and Classification: QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-494-7451, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-494-7451
Primary Part Number8103SS0440-7
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCarey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
StatusACTIVE
Nominal Thread Size0.112 INCHES IN
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch40
Bearing Surface TypeFLAT
Surface TreatmentPASSIVATE OVERALL
Nut StyleHEXAGON
Material Document and ClassificationQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 303 OVERALL
Thread DirectionRIGHT-HAND
Surface Treatment Document and ClassificationMIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Class2B
Nut Height0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
Width Across Flats0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4720-00-065-868220474584 INTERCHANGEABLE
Hose,nonmetallic
Contitech Usa, Inc Dba Veyance Technologies
8135-00-088-1528C403 INTERCHANGEABLE
Strapping
Band-It-Idex Inc Unit of Idex Corp
4320-00-340-1457C403 INTERCHANGEABLE
Bracket,pump Suppor
WS Darley & Co Div Ohler Pump
9640-01-032-57896000008 INTERCHANGEABLE
Tube Round,iron
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
Cross-Reference Index
Part NumberManufacturer
70-513540-5 Zf Industrieantriebe Witten Gmbh (DEU)
C403 Skyline Industries, Inc (USA)
2054-440-SS-0 Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc (USA)
8103-SS-0440 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
0N142774 National Security Agency (USA)
5611470-5 Naval Sea Systems Command (USA)
8103SS0440-7 PRIMARY Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA)
8103SS0440-7 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
Related Parts
4720-00-065-8682INTERCHANGEABLE
HOSE,NONMETALLIC
20474584
8135-00-088-1528INTERCHANGEABLE
STRAPPING
C403
4320-00-340-1457INTERCHANGEABLE
BRACKET,PUMP SUPPOR
C403
9640-01-032-5789INTERCHANGEABLE
TUBE ROUND,IRON
6000008

Frequently Asked Questions

What is NSN 5310-00-494-7451?

NSN 5310-00-494-7451 is a Nut,plain,hexagon, manufactured by Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-494-7451?

NSN 5310-00-494-7451 has 8 cross-referenced part numbers: 70-513540-5 (Zf Industrieantriebe Witten Gmbh), C403 (Skyline Industries, Inc), 2054-440-SS-0 (Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc), 8103-SS-0440 (New Haven Mfg Corp Amatom Electronic Hardware Div), 0N142774 (National Security Agency) and 3 more.

What NSN replaces 5310-00-494-7451?

There are 4 known substitutes for 5310-00-494-7451: 4720-00-065-8682, 8135-00-088-1528, 4320-00-340-1457 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8103SS0440-7?

Key specifications for 8103SS0440-7: Nominal Thread Size: 0.112 INCHES IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Quantity Per Inch: 40; Bearing Surface Type: FLAT. 13 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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