PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NT721018Nut,plain,cap

United Technologies Corp Electro Systems Inc · NSN 5310-01-035-0868 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-035-0868 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-035-0868. Primary manufacturer part number: NT721018.
Features
  • Nut,plain,cap — FSC 5310
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Nominal Thread Size: 0.312 INCHES IN
  • Bearing Surface Type: WASHER FACED
  • Thread Series: UNEF
  • Thread Quantity Per Inch: 32
  • Width Across Flats: 0.438 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,cap, cataloged under National Stock Number 5310-01-035-0868, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is United Technologies Corp Electro Systems Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-01-035-0868
Primary Part NumberNT721018
Item NameNut,plain,cap
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUnited Technologies Corp Electro Systems Inc
StatusCANCELLED
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Nominal Thread Size0.312 INCHES IN
Bearing Surface TypeWASHER FACED
Thread SeriesUNEF
Thread Quantity Per Inch32
Width Across Flats0.438 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Nut StyleCAP
Nut Height0.656 INCHES NOMINAL IN
Thread Class2B
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5961-00-549-2684 INTERCHANGEABLE
Transistor
9540-00-684-6315 INTERCHANGEABLE
Angle,structural
5310-01-184-5320D71422 INTERCHANGEABLE
Nut,cap
Cnh Industrial America Llc Dba Cnh America
3120-01-366-7761N60825 INTERCHANGEABLE
Bushing,sleeve
Leslie Controls, Inc. Dba Leslie Controls Inc
5365-01-505-273360-825 INTERCHANGEABLE
Spacer,sleeve
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
Cross-Reference Index
Part NumberManufacturer
NT721018 PRIMARY United Technologies Corp Electro Systems Inc (USA)
NT721018 PRIMARY Ambac International Corporation Div Ambac International (USA)
NT 721018 Gilman Engineering & Manufacturing Co, Llc (USA)
60825 PRIMARY Ambac International Corporation Div Ambac International (USA)
Related Parts
5961-00-549-2684INTERCHANGEABLE
TRANSISTOR
9540-00-684-6315INTERCHANGEABLE
ANGLE,STRUCTURAL
5310-01-184-5320INTERCHANGEABLE
NUT,CAP
D71422
3120-01-366-7761INTERCHANGEABLE
BUSHING,SLEEVE
N60825
5365-01-505-2733INTERCHANGEABLE
SPACER,SLEEVE
60-825

Frequently Asked Questions

What is NSN 5310-01-035-0868?

NSN 5310-01-035-0868 is a Nut,plain,cap, manufactured by United Technologies Corp Electro Systems Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-035-0868?

NSN 5310-01-035-0868 has 4 cross-referenced part numbers: NT721018 (United Technologies Corp Electro Systems Inc), NT721018 (Ambac International Corporation Div Ambac International), NT 721018 (Gilman Engineering & Manufacturing Co, Llc), 60825 (Ambac International Corporation Div Ambac International).

What NSN replaces 5310-01-035-0868?

There are 5 known substitutes for 5310-01-035-0868: 5961-00-549-2684, 9540-00-684-6315, 5310-01-184-5320 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NT721018?

Key specifications for NT721018: Material: STEEL OVERALL; Surface Treatment: CADMIUM OVERALL; Nominal Thread Size: 0.312 INCHES IN; Bearing Surface Type: WASHER FACED. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-035-0868 still in active supply?

NSN 5310-01-035-0868 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.
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