PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

V4Screw,machine

Robert H Wager Co Inc · NSN 5305-01-121-1283 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-121-1283 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-121-1283. Primary manufacturer part number: V4.
Features
  • Screw,machine — FSC 5305
  • Thread Length: 0.875 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 32
  • Thread Direction: RIGHT-HAND
  • Screw Material: STEEL
  • Head Style: HEXAGON
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Nominal Thread Diameter: 0.164 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-121-1283, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Robert H Wager Co Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5305-01-121-1283
Primary Part NumberV4
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRobert H Wager Co Inc
StatusACTIVE
Thread Length0.875 INCHES NOMINAL IN
Thread Quantity Per Inch32
Thread DirectionRIGHT-HAND
Screw MaterialSTEEL
Head StyleHEXAGON
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Diameter0.164 INCHES IN
Width Between Flats0.500 INCHES NOMINAL IN
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-185314774 INTERCHANGEABLE
Ring,adjusting,blowdown
Ashcroft Inc Dba Heise
3030-00-264-306632364 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5120-00-277-8309 INTERCHANGEABLE
Wrench,open End
5910-00-774-7602 INTERCHANGEABLE
Capacitor,variable,air Dielectri
4810-00-783-239714774 INTERCHANGEABLE
Valve,linear,directional Control
Moog Inc
2520-00-787-7216V4 INTERCHANGEABLE
Differential,driving Axle
Roller Bearing Co of America, Inc Div Pic Design
5330-00-857-111814774 INTERCHANGEABLE
Seal,mechanical
Westerbeke Corporation
5930-01-091-5791V4 INTERCHANGEABLE
Switch,special
Saia- Burgess Gateshead Ltd
4730-01-359-385814774 INTERCHANGEABLE
Manifold,hydraulic System Access
Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
4320-01-439-8789 INTERCHANGEABLE
Housing,rotor
Cross-Reference Index
Part NumberManufacturer
1477-4 Florozone Co (USA)
1477-4 Robert H Wager Co Inc (USA)
V4 PRIMARY Robert H Wager Co Inc (USA)
Related Parts
4820-00-036-1853INTERCHANGEABLE
RING,ADJUSTING,BLOWDOWN
14774
3030-00-264-3066INTERCHANGEABLE
BELT,V
32364
5120-00-277-8309INTERCHANGEABLE
WRENCH,OPEN END
5910-00-774-7602INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
4810-00-783-2397INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
14774
2520-00-787-7216INTERCHANGEABLE
DIFFERENTIAL,DRIVING AXLE
V4
5330-00-857-1118INTERCHANGEABLE
SEAL,MECHANICAL
14774
5930-01-091-5791INTERCHANGEABLE
SWITCH,SPECIAL
V4
4730-01-359-3858INTERCHANGEABLE
MANIFOLD,HYDRAULIC SYSTEM ACCESS
14774
4320-01-439-8789INTERCHANGEABLE
HOUSING,ROTOR
5836-01-614-9897INTERCHANGEABLE
MIXER,VIDEO SIGNAL
V-4
5930-01-686-7874INTERCHANGEABLE
CONTROL,ROTARY SWITCH
V4

Frequently Asked Questions

What is NSN 5305-01-121-1283?

NSN 5305-01-121-1283 is a Screw,machine, manufactured by Robert H Wager Co Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-121-1283?

NSN 5305-01-121-1283 has 3 cross-referenced part numbers: 1477-4 (Florozone Co), 1477-4 (Robert H Wager Co Inc), V4 (Robert H Wager Co Inc).

What NSN replaces 5305-01-121-1283?

There are 12 known substitutes for 5305-01-121-1283: 4820-00-036-1853, 3030-00-264-3066, 5120-00-277-8309 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of V4?

Key specifications for V4: Thread Length: 0.875 INCHES NOMINAL IN; Thread Quantity Per Inch: 32; Thread Direction: RIGHT-HAND; Screw Material: STEEL. 9 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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