PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43-1-2-1Fastener,pawl

Southco Inc · NSN 5340-00-975-8150 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-975-8150 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-975-8150. Primary manufacturer part number: 43-1-2-1.
Features
  • Fastener,pawl — FSC 5340
  • Mounting Plate to Pawl Distance: 0.250 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
  • Style Designator: KNURLED
  • Length: 0.875 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Mounting Hole Diameter: 0.128 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Holes: 0.812 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Fastener,pawl, cataloged under National Stock Number 5340-00-975-8150, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Southco Inc. Government technical data includes 16 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-975-8150
Primary Part Number43-1-2-1
Item NameFastener,pawl
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSouthco Inc
StatusACTIVE
Mounting Plate to Pawl Distance0.250 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
Style DesignatorKNURLED
Length0.875 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Mounting Hole Diameter0.128 INCHES NOMINAL IN
Center to Center Distance Between Mounting Holes0.812 INCHES NOMINAL IN
Operational DirectionRIGHT-HAND
Width0.546 INCHES NOMINAL IN
Diameter0.343 INCHES NOMINAL IN
Pawl Length From Actuating Shaft Center to Pawl End0.625 INCHES NOMINAL IN
Pawl TypeSTRAIGHT
Height1.125 INCHES NOMINAL IN
Pawl Swing Angle90.0 DEGREES NOMINAL
Knob Length0.500 INCHES NOMINAL IN
Pawl Actuation MethodKNOB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
4510-00-922-022911-0300 INTERCHANGEABLE
Faucet,double
Sea-Tech Systems, Inc. Dba Sea Tech Systems
4730-01-195-920743121 INTERCHANGEABLE
Scrap Screen
Insinger Machine Co
Cross-Reference Index
Part NumberManufacturer
43-1-2-1 PRIMARY Southco Inc (USA)
Related Parts
4510-00-922-0229INTERCHANGEABLE
FAUCET,DOUBLE
11-0300
4730-01-195-9207INTERCHANGEABLE
SCRAP SCREEN
43121

Frequently Asked Questions

What is NSN 5340-00-975-8150?

NSN 5340-00-975-8150 is a Fastener,pawl, manufactured by Southco Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-975-8150?

NSN 5340-00-975-8150 has 1 cross-referenced part number: 43-1-2-1 (Southco Inc).

What NSN replaces 5340-00-975-8150?

There are 2 known substitutes for 5340-00-975-8150: 4510-00-922-0229, 4730-01-195-9207. Verify interchangeability with system specifications before substitution.

What are the specifications of 43-1-2-1?

Key specifications for 43-1-2-1: Mounting Plate to Pawl Distance: 0.250 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Style Designator: KNURLED; Length: 0.875 INCHES NOMINAL IN; Material: STEEL OVERALL. 17 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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