PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FCC15667-7Nut,plain,spline

Lanxess Corporation · NSN 5310-00-323-2340 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-323-2340 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-323-2340. Primary manufacturer part number: FCC15667-7.
Features
  • Nut,plain,spline — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Surface Treatment: CADMIUM OVERALL
  • Pilot Diameter: 0.400 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Thread Quantity Per Inch: 28
  • Thread Series: UNF
  • Nominal Thread Size: 0.250 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,spline, cataloged under National Stock Number 5310-00-323-2340, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lanxess Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-323-2340
Primary Part NumberFCC15667-7
Item NameNut,plain,spline
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLanxess Corporation
StatusACTIVE
Thread DirectionRIGHT-HAND
Surface TreatmentCADMIUM OVERALL
Pilot Diameter0.400 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Thread Quantity Per Inch28
Thread SeriesUNF
Nominal Thread Size0.250 INCHES IN
Pilot Length0.256 INCHES NOMINAL IN
Nut Diameter0.515 INCHES NOMINAL IN
Thread Class2B
Nut StyleSPLINE
Nut Height0.526 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5930-00-004-39087-872-000010 INTERCHANGEABLE
Switch,pressure
Grove U.s. Llc Dba Grove Us Llc
5330-00-439-1424P-400-313-110 INTERCHANGEABLE
Packing,preformed
Altec Air, Llc Dba Altec Llc
5340-00-535-82678635 INTERCHANGEABLE
Cap,protective,dust and Moisture
Valcor Engineering Corporation
5935-00-552-70278898516 INTERCHANGEABLE
Connector,plug,electrical
Us Army Aviation and Missile Command
1620-00-766-6105 INTERCHANGEABLE
Plunger,steer Dampe
5905-01-158-4858W8635 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Honeywell International Inc. Dba Honeyweel Sensing & Controls
6515-01-354-56718635 INTERCHANGEABLE
Applicator,disposable
3m Company
Cross-Reference Index
Part NumberManufacturer
8635 Eaton Corporation Dba Air Controls Division Div Air Controls Division (USA)
FCC15667-7 PRIMARY Lanxess Corporation (USA)
Related Parts
5930-00-004-3908INTERCHANGEABLE
SWITCH,PRESSURE
7-872-000010
5330-00-439-1424INTERCHANGEABLE
PACKING,PREFORMED
P-400-313-110
5340-00-535-8267INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
8635
5935-00-552-7027INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
8898516
1620-00-766-6105INTERCHANGEABLE
PLUNGER,STEER DAMPE
5905-01-158-4858INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
W8635
6515-01-354-5671INTERCHANGEABLE
APPLICATOR,DISPOSABLE
8635

Frequently Asked Questions

What is NSN 5310-00-323-2340?

NSN 5310-00-323-2340 is a Nut,plain,spline, manufactured by Lanxess Corporation, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-323-2340?

NSN 5310-00-323-2340 has 2 cross-referenced part numbers: 8635 (Eaton Corporation Dba Air Controls Division Div Air Controls Division), FCC15667-7 (Lanxess Corporation).

What NSN replaces 5310-00-323-2340?

There are 7 known substitutes for 5310-00-323-2340: 5930-00-004-3908, 5330-00-439-1424, 5340-00-535-8267 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FCC15667-7?

Key specifications for FCC15667-7: Thread Direction: RIGHT-HAND; Surface Treatment: CADMIUM OVERALL; Pilot Diameter: 0.400 INCHES NOMINAL IN; Material: STEEL OVERALL. 12 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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