PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7070-4Screw,cap,hexagon Head

Pdi Ground Support Systems, Inc. · NSN 5305-00-989-1861 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-989-1861 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-989-1861. Primary manufacturer part number: 7070-4.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Class: 3A A
  • Thread Length: 0.250 INCHES MINIMUM IN
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Head Height: 0.156 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 24
  • Thread Direction: RIGHT-HAND
  • Width Between Flats: 0.375 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-989-1861, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pdi Ground Support Systems, Inc.. Government technical data includes 11 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-989-1861
Primary Part Number7070-4
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerPdi Ground Support Systems, Inc.
StatusACTIVE
Thread Class3A A
Thread Length0.250 INCHES MINIMUM IN
Nominal Thread Diameter0.190 INCHES IN
Head Height0.156 INCHES NOMINAL IN
Thread Quantity Per Inch24
Thread DirectionRIGHT-HAND
Width Between Flats0.375 INCHES NOMINAL IN
Head StyleHEXAGON
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Fastener Length0.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-141-1795NAS1149F0463P INTERCHANGEABLE
Washer,flat
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5910-00-360-51270180-1853 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Keysight Technologies Inc
5310-00-899-6747109162 INTERCHANGEABLE
Washer,flat
Cummins Inc.
5330-01-239-096170704 INTERCHANGEABLE
Seal,plain
Dressta North America Ltd
5325-01-370-997570704 INTERCHANGEABLE
Ring,retaining
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
9150-01-556-0756P-5311-100 INTERCHANGEABLE
Lubricating Oil,utility
International Products Corporation
5310-01-664-8404050-000028-108 INTERCHANGEABLE
Nut,plain,hexagon
Fastenal Company Div Stct
Cross-Reference Index
Part NumberManufacturer
7070-4 PRIMARY Pdi Ground Support Systems, Inc. (USA)
Related Parts
5310-00-141-1795INTERCHANGEABLE
WASHER,FLAT
NAS1149F0463P
5910-00-360-5127INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
0180-1853
5310-00-899-6747INTERCHANGEABLE
WASHER,FLAT
109162
5330-01-239-0961INTERCHANGEABLE
SEAL,PLAIN
70704
5325-01-370-9975INTERCHANGEABLE
RING,RETAINING
70704
9150-01-556-0756INTERCHANGEABLE
LUBRICATING OIL,UTILITY
P-5311-100
5310-01-664-8404INTERCHANGEABLE
NUT,PLAIN,HEXAGON
050-000028-108

Frequently Asked Questions

What is NSN 5305-00-989-1861?

NSN 5305-00-989-1861 is a Screw,cap,hexagon Head, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-989-1861?

NSN 5305-00-989-1861 has 1 cross-referenced part number: 7070-4 (Pdi Ground Support Systems, Inc.).

What NSN replaces 5305-00-989-1861?

There are 7 known substitutes for 5305-00-989-1861: 5310-00-141-1795, 5910-00-360-5127, 5310-00-899-6747 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7070-4?

Key specifications for 7070-4: Thread Class: 3A A; Thread Length: 0.250 INCHES MINIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN; Head Height: 0.156 INCHES NOMINAL IN. 11 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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