PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4X60Nut,plain,slotted,hexagon

Bath Iron Works Corporation · NSN 5310-00-268-7262 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-268-7262 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-268-7262. Primary manufacturer part number: 4X60.
Features
  • Nut,plain,slotted,hexagon — FSC 5310
  • Nut Height: 0.312 INCHES NOMINAL IN
  • Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
  • Nominal Thread Size: 0.312 INCHES IN
  • Thread Quantity Per Inch: 24
  • Bearing Surface Type: WASHER FACED
  • Thread Series: UNF
  • Nut Style: SLOTTED, HEXAGON
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8640 Overall construction
General Description

The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-268-7262, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bath Iron Works Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-268-7262
Primary Part Number4X60
Item NameNut,plain,slotted,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBath Iron Works Corporation
StatusCANCELLED
Nut Height0.312 INCHES NOMINAL IN
Hardness Rating28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Nominal Thread Size0.312 INCHES IN
Thread Quantity Per Inch24
Bearing Surface TypeWASHER FACED
Thread SeriesUNF
Nut StyleSLOTTED, HEXAGON
Thread Class3B
MaterialSTEEL COMP 8640 OVERALL
Width Across Flats0.500 INCHES NOMINAL IN
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4810-00-546-734350538 INTERCHANGEABLE
Valve,linear,directional Control
Hydro-Aire Aerospace Corp
5340-00-598-30725604RH INTERCHANGEABLE
Latch,rim
Eastern Co Div Eberhard Manufacturing
1620-00-768-6250 INTERCHANGEABLE
Cable Assy,steering
5950-00-923-13078503295-5 INTERCHANGEABLE
Coil,radio Frequency
L3 Technologies, Inc. Div Communication Systems-East
4730-01-011-28095667-12-10S INTERCHANGEABLE
Coupling Assembly,self-Sealing
Danfoss Power Solutions II, Llc
5950-01-097-59184151042-3 INTERCHANGEABLE
Reactor
Caes Systems Llc
5905-01-251-88335667 INTERCHANGEABLE
Resistor,thermal
Hart Scientific Llc
5342-01-310-756650538 INTERCHANGEABLE
Retainer,nut
Parker Hannifin Corp Dba Pneutronics
4730-01-421-80701457 YZ INTERCHANGEABLE
Clamp,hose
Bludot Inc
5340-01-479-2719A243220400 INTERCHANGEABLE
Clamp,synchro
Independent Rough Terrain Center Llc
Cross-Reference Index
Part NumberManufacturer
4X60 PRIMARY Bath Iron Works Corporation (USA)
40046D Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
7740532 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
X18210 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
X18210 Refinite Products Sales Inc (USA)
X18210 Asset Systems, Inc. Dba Asset Systems Inc (USA)
5667 PRIMARY Mitsubishi Caterpillar Forklift America, Inc (USA)
1770-134 Harsco Corp Bmy-Combat Systems Div (USA)
50538 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
X18210 Mitsubishi Caterpillar Forklift America, Inc (USA)
DC2561 American Standard Inc Westinghouse Air Brake Co Div (USA)
X18210 Johnson Controls Navy Systems, Llc (USA)
01770-0134 Harsco Corp Bmy-Combat Systems Div (USA)
X18210 Fmc Corp (USA)
01770-0134 Asrc Federal Facilities Logistics, Llc (USA)
Related Parts
4810-00-546-7343INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
50538
5340-00-598-3072INTERCHANGEABLE
LATCH,RIM
5604RH
1620-00-768-6250INTERCHANGEABLE
CABLE ASSY,STEERING
5950-00-923-1307INTERCHANGEABLE
COIL,RADIO FREQUENCY
8503295-5
4730-01-011-2809INTERCHANGEABLE
COUPLING ASSEMBLY,SELF-SEALING
5667-12-10S
5950-01-097-5918INTERCHANGEABLE
REACTOR
4151042-3
5905-01-251-8833INTERCHANGEABLE
RESISTOR,THERMAL
5667
5342-01-310-7566INTERCHANGEABLE
RETAINER,NUT
50538
4730-01-421-8070INTERCHANGEABLE
CLAMP,HOSE
1457 YZ
5340-01-479-2719INTERCHANGEABLE
CLAMP,SYNCHRO
A243220400
4820-01-665-3024INTERCHANGEABLE
HEAD,VALVE
50538
5330-01-700-3788INTERCHANGEABLE
GASKET
50538

Frequently Asked Questions

What is NSN 5310-00-268-7262?

NSN 5310-00-268-7262 is a Nut,plain,slotted,hexagon, manufactured by Bath Iron Works Corporation, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-268-7262?

NSN 5310-00-268-7262 has 15 cross-referenced part numbers: 4X60 (Bath Iron Works Corporation), 40046D (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 7740532 (U S Army Tank Automotive Command Amsta-Im-Mm), X18210 (Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc), X18210 (Refinite Products Sales Inc) and 10 more.

What NSN replaces 5310-00-268-7262?

There are 12 known substitutes for 5310-00-268-7262: 4810-00-546-7343, 5340-00-598-3072, 1620-00-768-6250 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4X60?

Key specifications for 4X60: Nut Height: 0.312 INCHES NOMINAL IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Nominal Thread Size: 0.312 INCHES IN; Thread Quantity Per Inch: 24. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-268-7262 still in active supply?

NSN 5310-00-268-7262 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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