PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-187554Pawl

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3040-00-570-3492 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-570-3492 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-570-3492. Primary manufacturer part number: SM-B-187554.
Features
  • Pawl — FSC 3040
  • Length From Pivot Pinhole Centerline to Point of Engagement: 0.1406 INCHES NOMINAL IN
  • Material Thickness: 0.0781 INCHES NOMINAL IN
  • Material: STEEL AND COPPER ALLOY
  • Style Designator: RECTANGULAR, BOTTOM HOOK
  • Pivot Pin Hole Diameter: 0.129 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Applications requiring Steel and Copper Alloy construction
General Description

The Pawl, cataloged under National Stock Number 3040-00-570-3492, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 5 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-570-3492
Primary Part NumberSM-B-187554
Item NamePawl
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Length From Pivot Pinhole Centerline to Point of Engagement0.1406 INCHES NOMINAL IN
Material Thickness0.0781 INCHES NOMINAL IN
MaterialSTEEL AND COPPER ALLOY
Style DesignatorRECTANGULAR, BOTTOM HOOK
Pivot Pin Hole Diameter0.129 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-109-70621-748-4 INTERCHANGEABLE
Seal,plain Encased
Rexnord Industries, Llc Div Aerospace Solutions Downers Grove
5365-00-140-846956613 INTERCHANGEABLE
Spacer,sleeve
Aerocontrolex Group, Inc. Div Talley Actuators
5999-00-723-615256613 INTERCHANGEABLE
Contact,electrical
L3harris Technologies, Inc. Div Space and Airborne Systems
6510-01-070-25308808 INTERCHANGEABLE
Bandage,gauze
Johnson & Johnson Sales and Logistics Company Llc Div Sales and Logistics Company, Llc
Cross-Reference Index
Part NumberManufacturer
SM-B-187554 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
56613A Kleinschmidt Inc (USA)
56613 Kleinschmidt Inc (USA)
Related Parts
5330-00-109-7062INTERCHANGEABLE
SEAL,PLAIN ENCASED
1-748-4
5365-00-140-8469INTERCHANGEABLE
SPACER,SLEEVE
56613
5999-00-723-6152INTERCHANGEABLE
CONTACT,ELECTRICAL
56613
6510-01-070-2530INTERCHANGEABLE
BANDAGE,GAUZE
8808

Frequently Asked Questions

What is NSN 3040-00-570-3492?

NSN 3040-00-570-3492 is a Pawl, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-570-3492?

NSN 3040-00-570-3492 has 3 cross-referenced part numbers: SM-B-187554 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 56613A (Kleinschmidt Inc), 56613 (Kleinschmidt Inc).

What NSN replaces 3040-00-570-3492?

There are 4 known substitutes for 3040-00-570-3492: 5330-00-109-7062, 5365-00-140-8469, 5999-00-723-6152 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-187554?

Key specifications for SM-B-187554: Special Features: PAWL HAS HUB WITH 0.164 IN.DIA SET SCREW HOLE;PAWL END IS OFFSET 90 DEG TO SHAFT HUB;DEPTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT:0.3588 IN.NOM;LENGTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT:0.335 IN.NOM;SURFACE FINISH:PHOSPHATE COATED AND COPPER AND CADMIUM IN; Length From Pivot Pinhole Centerline to Point of Engagement: 0.1406 INCHES NOMINAL IN; Overall Length: 0.6562 INCHES NOMINAL IN; Material Thickness: 0.0781 INCHES NOMINAL IN. 7 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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