PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50129Stud,continuous Thread

Flowserve Inc · NSN 5307-01-530-9858 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-01-530-9858 — this item is cataloged by the U.S. Government under National Stock Number 5307-01-530-9858. Primary manufacturer part number: 50129.
Features
  • Stud,continuous Thread — FSC 5307
  • Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
  • Material: STEEL COMP 304
  • Nominal Thread Size: 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
  • 3 verified cross-references
  • Primary manufacturer: Flowserve Inc
Applications
  • Applications requiring Steel Comp 304 construction
General Description

The Stud,continuous Thread, cataloged under National Stock Number 5307-01-530-9858, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5307-01-530-9858
Primary Part Number50129
Item NameStud,continuous Thread
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
Thread DirectionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
MaterialSTEEL COMP 304
Nominal Thread Size0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5950-00-136-637155-0260-1 INTERCHANGEABLE
Transformer,power Autotransforme
Grimes Aerospace Company
3010-00-569-840050129 INTERCHANGEABLE
Coupling,shaft,rigid
Parker Hannifin Corporation Div Hydraulic Systems Division
5330-00-579-685750129-1 INTERCHANGEABLE
Packing with Retainer
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
5330-00-599-512049407 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
2530-00-947-369950129 INTERCHANGEABLE
Cap,grease
Aerol Llc
3455-00-953-1270 INTERCHANGEABLE
File,rotary
5963-01-026-7493 INTERCHANGEABLE
Electronic Module,standardized
1680-01-152-6265 INTERCHANGEABLE
Tiltbase Assembly,seat
3950-01-535-184850129 INTERCHANGEABLE
Lining,friction
Allied Systems Company Dba Allied Systems Co
6685-01-652-5276DMNA02F53RA3 INTERCHANGEABLE
Thermometer,indicating,resistanc
Reotemp Instrument Corporation
Cross-Reference Index
Part NumberManufacturer
60814A9ITEM16 Flowserve Inc (USA)
50129 PRIMARY Flowserve Inc (USA)
V50129 Flowserve Inc (USA)
Related Parts
5950-00-136-6371INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
55-0260-1
3010-00-569-8400INTERCHANGEABLE
COUPLING,SHAFT,RIGID
50129
5330-00-579-6857INTERCHANGEABLE
PACKING WITH RETAINER
50129-1
5330-00-599-5120INTERCHANGEABLE
SEAL,PLAIN ENCASED
49407
2530-00-947-3699INTERCHANGEABLE
CAP,GREASE
50129
3455-00-953-1270INTERCHANGEABLE
FILE,ROTARY
5963-01-026-7493INTERCHANGEABLE
ELECTRONIC MODULE,STANDARDIZED
1680-01-152-6265INTERCHANGEABLE
TILTBASE ASSEMBLY,SEAT
3950-01-535-1848INTERCHANGEABLE
LINING,FRICTION
50129
6685-01-652-5276INTERCHANGEABLE
THERMOMETER,INDICATING,RESISTANC
DMNA02F53RA3
6685-01-652-5278INTERCHANGEABLE
THERMOMETER,INDICATING,RESISTANC
DMCA05F53RA3

Frequently Asked Questions

What is NSN 5307-01-530-9858?

NSN 5307-01-530-9858 is a Stud,continuous Thread, manufactured by Flowserve Inc, classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-01-530-9858?

NSN 5307-01-530-9858 has 3 cross-referenced part numbers: 60814A9ITEM16 (Flowserve Inc), 50129 (Flowserve Inc), V50129 (Flowserve Inc).

What NSN replaces 5307-01-530-9858?

There are 11 known substitutes for 5307-01-530-9858: 5950-00-136-6371, 3010-00-569-8400, 5330-00-579-6857 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50129?

Key specifications for 50129: Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Material: STEEL COMP 304; Overall Length: 2.250 INCHES NOMINAL IN; Nominal Thread Size: 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN. 5 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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