PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KN-1250BA-1/4Knob

Te Connectivity Corporation · NSN 5355-00-257-4635 · FSC 5355 · No Item Name Available
Verified by PartsTable
NSN 5355-00-257-4635 — this item is cataloged by the U.S. Government under National Stock Number 5355-00-257-4635. Primary manufacturer part number: KN-1250BA-1/4.
Features
  • Knob — FSC 5355
  • Inside Diameter: 0.250 INCHES NOMINAL IN
  • Skirt Style: RING
  • Skirt Design: NONDETACHABLE
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE
  • Color: BLACK
  • Nominal Thread Size: 0.164 INCHES SCREW HOLE IN
  • Thread Quantity Per Inch: 32 SCREW HOLE
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Knob, cataloged under National Stock Number 5355-00-257-4635, is classified within Federal Supply Class 5355 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Te Connectivity Corporation. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5355-00-257-4635
Primary Part NumberKN-1250BA-1/4
Item NameKnob
FSC / FSG5355 / 53 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Inside Diameter0.250 INCHES NOMINAL IN
Skirt StyleRING
Skirt DesignNONDETACHABLE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
ColorBLACK
Nominal Thread Size0.164 INCHES SCREW HOLE IN
Thread Quantity Per Inch32 SCREW HOLE
Attachment MethodSETSCREWS
Shank StyleSTRAIGHT
Setscrew Hole Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4930-00-537-897756048 INTERCHANGEABLE
Oiler,hand
Dutton-Lainson Company
6645-00-880-4893 INTERCHANGEABLE
Meter,time Totalizing
5342-01-147-551760823P INTERCHANGEABLE
Bracket
Alliance Laundry Systems Llc
5305-01-565-963756048 INTERCHANGEABLE
Screw,cap,socket Head
Federal Screw Products, Inc.
Cross-Reference Index
Part NumberManufacturer
KN-1250BA-1/4 PRIMARY Te Connectivity Corporation (USA)
KN-1250BA-1/4 Alco Electronic Products Inc (USA)
56048 Scientific Atlanta Inc (USA)
Related Parts
4930-00-537-8977INTERCHANGEABLE
OILER,HAND
56048
6645-00-880-4893INTERCHANGEABLE
METER,TIME TOTALIZING
5342-01-147-5517INTERCHANGEABLE
BRACKET
60823P
5305-01-565-9637INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
56048

Frequently Asked Questions

What is NSN 5355-00-257-4635?

NSN 5355-00-257-4635 is a Knob, manufactured by Te Connectivity Corporation, classified under FSC 5355 (No Item Name Available). Status: active.

What are the part numbers for NSN 5355-00-257-4635?

NSN 5355-00-257-4635 has 3 cross-referenced part numbers: KN-1250BA-1/4 (Te Connectivity Corporation), KN-1250BA-1/4 (Alco Electronic Products Inc), 56048 (Scientific Atlanta Inc).

What NSN replaces 5355-00-257-4635?

There are 4 known substitutes for 5355-00-257-4635: 4930-00-537-8977, 6645-00-880-4893, 5342-01-147-5517 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KN-1250BA-1/4?

Key specifications for KN-1250BA-1/4: Inside Diameter: 0.250 INCHES NOMINAL IN; Skirt Style: RING; Skirt Design: NONDETACHABLE; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE. 10 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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