PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

805-1400051 PC6Nut,plain,hexagon

Naval Ship Systems Command · NSN 5310-00-764-6610 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-764-6610 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-764-6610. Primary manufacturer part number: 805-1400051 PC6.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nut Style: HEXAGON
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 9
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Nominal Thread Size: 0.875 INCHES IN
  • Width Across Flats: 1.2690 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 or Steel Comp 304 or Steel Comp 305 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-764-6610, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 6 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
NSN5310-00-764-6610
Primary Part Number805-1400051 PC6
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusCANCELLED
Nut StyleHEXAGON
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch9
Bearing Surface TypeCHAMFERED OR WASHER FACED
Nominal Thread Size0.875 INCHES IN
Width Across Flats1.2690 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Material Document and ClassificationFED 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Nut Height0.724 INCHES MINIMUM AND 0.776 INCHES MAXIMUM IN
MaterialSTEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Class2B
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5930-00-548-4341510008 INTERCHANGEABLE
Switch,rotary
Crane Electronics, Inc.
5315-01-045-97241400051 PC8 INTERCHANGEABLE
Pin,shoulder,headless
Naval Ship Systems Command
5331-01-183-3155510-008 INTERCHANGEABLE
O-Ring
Kirby Morgan Dive Systems Inc
5950-01-564-271951-0008 INTERCHANGEABLE
Transformer,current
Polar Power Inc
Cross-Reference Index
Part NumberManufacturer
805-1400051 PC6 Naval Ship Systems Command (USA)
124-1998521 PART NO. 7 Naval Sea Systems Command (USA)
805-1400053 PC 6 Naval Ship Systems Command (USA)
805-1623406 PC1 Naval Ship Systems Command (USA)
510008 Zf Industrieantriebe Witten Gmbh (DEU)
805-1624105 PIECE 49 Naval Ship Systems Command (USA)
MS15971-9 Zf Industrieantriebe Witten Gmbh (DEU)
5310PL1335173 Jednolity Indeks Materialowy - Uniform Material Index (POL)
803-1400051 PC6 Naval Ship Systems Command (USA)
805-1400051 PIE Naval Ship Systems Command (USA)
9157795-16 Us Army Aviation and Missile Command (USA)
MS51971-9 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
803-1400067 PC9 Naval Ship Systems Command (USA)
Related Parts
5930-00-548-4341INTERCHANGEABLE
SWITCH,ROTARY
510008
5315-01-045-9724INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
1400051 PC8
5331-01-183-3155INTERCHANGEABLE
O-RING
510-008
5950-01-564-2719INTERCHANGEABLE
TRANSFORMER,CURRENT
51-0008

Frequently Asked Questions

What is NSN 5310-00-764-6610?

NSN 5310-00-764-6610 is a Nut,plain,hexagon, manufactured by Naval Ship Systems Command, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-764-6610?

NSN 5310-00-764-6610 has 13 cross-referenced part numbers: 805-1400051 PC6 (Naval Ship Systems Command), 124-1998521 PART NO. 7 (Naval Sea Systems Command), 805-1400053 PC 6 (Naval Ship Systems Command), 805-1623406 PC1 (Naval Ship Systems Command), 510008 (Zf Industrieantriebe Witten Gmbh) and 8 more.

What NSN replaces 5310-00-764-6610?

There are 4 known substitutes for 5310-00-764-6610: 5930-00-548-4341, 5315-01-045-9724, 5331-01-183-3155 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 805-1400051 PC6?

Key specifications for 805-1400051 PC6: Nut Style: HEXAGON; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Quantity Per Inch: 9; Bearing Surface Type: CHAMFERED OR WASHER FACED. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-764-6610 still in active supply?

NSN 5310-00-764-6610 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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