PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15163PNut,plain,round

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 5310-00-685-3291 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-685-3291 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-685-3291. Primary manufacturer part number: 15163P.
Features
  • Nut,plain,round — FSC 5310
  • Thread Class: 3B
  • Drive Point Depth: 0.312 INCHES NOMINAL IN
  • Thread Series: UNF
  • Material Document and Classification: MIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Drive Point Diameter: 0.250 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Nut Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-685-3291, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-685-3291
Primary Part Number15163P
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Thread Class3B
Drive Point Depth0.312 INCHES NOMINAL IN
Thread SeriesUNF
Material Document and ClassificationMIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Drive Point Diameter0.250 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Nut StyleROUND
Nominal Thread Size1.000 INCHES IN
Drive Point Quantity2
Nut Diameter1.500 INCHES NOMINAL IN
Counterbore Diameter1.062 INCHES NOMINAL NUT IN
Thread Quantity Per Inch12
Nut Thickness1.812 INCHES NOMINAL IN
Nut Counterbore Depth1.312 INCHES NOMINAL NUT IN
Thread DirectionLEFT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5310-00-435-5839NAS1288-3W INTERCHANGEABLE
Washer,concave
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5950-00-500-2707213307-4 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6685-00-605-069940840 INTERCHANGEABLE
Thermostat,flow Control
Aeroil Products Co Inc
5325-01-038-59223205-20-2 INTERCHANGEABLE
Grommet,nonmetallic
Mag Aerospace Industries, Llc Div Safran Cabins
5962-01-110-1614 INTERCHANGEABLE
Microcircuit
3120-01-138-5350 INTERCHANGEABLE
Bushing,sleeve
4940-01-185-180140840 INTERCHANGEABLE
Holder,maintenance Fixture,multi
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
2530-01-255-52093205204 INTERCHANGEABLE
Lever,automatic Adjuster,brake
Robert Bosch Llc
9540-01-296-912440840 INTERCHANGEABLE
Structural Section,special Shape
Aluminum Co of America
6550-01-641-641740840 INTERCHANGEABLE
Platelet Diluting Solution
Terumo Bct Inc Dba Caridianbct Inc
Cross-Reference Index
Part NumberManufacturer
SK144243 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SK144243 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
15163P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
15163P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
40840 Rps-Fl, Inc. Dba Rps Inc (USA)
3205202 Naval Ship Systems Command (USA)
HM-40840 Hoffert Marine Inc (USA)
Related Parts
5310-00-435-5839INTERCHANGEABLE
WASHER,CONCAVE
NAS1288-3W
5950-00-500-2707INTERCHANGEABLE
TRANSFORMER,POWER
213307-4
6685-00-605-0699INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
40840
5325-01-038-5922INTERCHANGEABLE
GROMMET,NONMETALLIC
3205-20-2
5962-01-110-1614INTERCHANGEABLE
MICROCIRCUIT
3120-01-138-5350INTERCHANGEABLE
BUSHING,SLEEVE
4940-01-185-1801INTERCHANGEABLE
HOLDER,MAINTENANCE FIXTURE,MULTI
40840
2530-01-255-5209INTERCHANGEABLE
LEVER,AUTOMATIC ADJUSTER,BRAKE
3205204
9540-01-296-9124INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
40840
6550-01-641-6417INTERCHANGEABLE
PLATELET DILUTING SOLUTION
40840

Frequently Asked Questions

What is NSN 5310-00-685-3291?

NSN 5310-00-685-3291 is a Nut,plain,round, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-685-3291?

NSN 5310-00-685-3291 has 7 cross-referenced part numbers: SK144243 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SK144243 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 15163P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 15163P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 40840 (Rps-Fl, Inc. Dba Rps Inc) and 2 more.

What NSN replaces 5310-00-685-3291?

There are 10 known substitutes for 5310-00-685-3291: 5310-00-435-5839, 5950-00-500-2707, 6685-00-605-0699 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15163P?

Key specifications for 15163P: Thread Class: 3B; Drive Point Depth: 0.312 INCHES NOMINAL IN; Thread Series: UNF; Material Document and Classification: MIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 16 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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