PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25070Nut,plain,extended Washer,hexago

Williams International Co., L.l.c. · NSN 5310-01-014-8501 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-014-8501 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-014-8501. Primary manufacturer part number: 25070.
Features
  • Nut,plain,extended Washer,hexago — FSC 5310
  • Material Document and Classification: 08-211,FSCM 24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment Document and Classification: P-3002 FSCM 24235 MFR REF SINGLE TREATMENT RESPONSE OVERALL
  • Width Across Flats: 0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Nominal Thread Size: 0.750 INCHES IN
  • Washer Thickness: 0.100 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-014-8501, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Williams International Co., L.l.c.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-014-8501
Primary Part Number25070
Item NameNut,plain,extended Washer,hexago
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWilliams International Co., L.l.c.
StatusACTIVE
Material Document and Classification08-211,FSCM 24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Surface Treatment Document and ClassificationP-3002 FSCM 24235 MFR REF SINGLE TREATMENT RESPONSE OVERALL
Width Across Flats0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread SeriesUNIFIED NATIONAL JOINT FINE (UNJF)
Nominal Thread Size0.750 INCHES IN
Washer Thickness0.100 INCHES NOMINAL IN
Thread Class3B
Hardness Rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
Washer Outside Diameter1.145 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN
Thread Quantity Per Inch16
Countersink Angle45.0 DEGREES NOMINAL NUT
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-081-4812A30-301 INTERCHANGEABLE
Switch,thermostatic
Ranco Inc Ranco Controls Div
5133-00-189-9181 INTERCHANGEABLE
Drill,twist
5315-00-298-192025070 INTERCHANGEABLE
Pin,straight,headless
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5330-00-362-2115F400A336 INTERCHANGEABLE
Gasket
Sealcraft Corporation
5975-00-578-3642210330-000 INTERCHANGEABLE
Fastener,cord Assembly
Stromberg-Carlson Corp a Plessey Telecommunications Co
5910-00-666-9537212670-3 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3110-00-983-0914199997 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Hitech Division
5950-01-034-700925070 INTERCHANGEABLE
Transformer,power
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5340-01-054-1584 INTERCHANGEABLE
Hinge,butt
5962-01-149-7060 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
25070 PRIMARY Williams International Co., L.l.c. (USA)
Related Parts
5930-00-081-4812INTERCHANGEABLE
SWITCH,THERMOSTATIC
A30-301
5133-00-189-9181INTERCHANGEABLE
DRILL,TWIST
5315-00-298-1920INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
25070
5330-00-362-2115INTERCHANGEABLE
GASKET
F400A336
5975-00-578-3642INTERCHANGEABLE
FASTENER,CORD ASSEMBLY
210330-000
5910-00-666-9537INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
212670-3
3110-00-983-0914INTERCHANGEABLE
BEARING,BALL,ANNULAR
199997
5950-01-034-7009INTERCHANGEABLE
TRANSFORMER,POWER
25070
5340-01-054-1584INTERCHANGEABLE
HINGE,BUTT
5962-01-149-7060INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6350-01-336-5076INTERCHANGEABLE
HORN,SIGNAL
4720-01-540-7435INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC

Frequently Asked Questions

What is NSN 5310-01-014-8501?

NSN 5310-01-014-8501 is a Nut,plain,extended Washer,hexago, manufactured by Williams International Co., L.l.c., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-014-8501?

NSN 5310-01-014-8501 has 1 cross-referenced part number: 25070 (Williams International Co., L.l.c.).

What NSN replaces 5310-01-014-8501?

There are 12 known substitutes for 5310-01-014-8501: 5930-00-081-4812, 5133-00-189-9181, 5315-00-298-1920 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25070?

Key specifications for 25070: Material Document and Classification: 08-211,FSCM 24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Special Features: TWO DRIVE POINTS ON WASHER EQUALLY SPACED,0.072 IN. MIN 0.075 IN. MAX DEEP BY 0.250 IN. WIDE IN; Surface Treatment Document and Classification: P-3002 FSCM 24235 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT. 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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