PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25774-1Stop,mechanical

Hdt Expeditionary Systems Inc · NSN 5340-01-381-2308 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-381-2308 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-381-2308. Primary manufacturer part number: 25774-1.
Features
  • Stop,mechanical — FSC 5340
  • Design Type: STRAIGHT
  • Material: COPPER ALLOY
  • 4 verified cross-references
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Applications requiring Copper Alloy construction
General Description

The Stop,mechanical, cataloged under National Stock Number 5340-01-381-2308, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-381-2308
Primary Part Number25774-1
Item NameStop,mechanical
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Design TypeSTRAIGHT
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
6220-00-577-343412338610-1 INTERCHANGEABLE
Light,marker,clearance
U S Army Tank Automotive Command Amsta-Im-Mm
2835-00-628-341525774 INTERCHANGEABLE
Retainer,rear Beari
Williams International Co., L.l.c.
4730-01-270-6386 INTERCHANGEABLE
Straight Connector
5360-01-390-587325774 INTERCHANGEABLE
Spring,helical,compression
Tulsa Winch, Inc.
5355-01-397-413725774 INTERCHANGEABLE
Knob
Avo Intl
Cross-Reference Index
Part NumberManufacturer
25774-1 PRIMARY Hdt Expeditionary Systems Inc (USA)
25774 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
25774-1 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
25774-1 Drs Environmental Systems Inc (USA)
Related Parts
6220-00-577-3434INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
12338610-1
2835-00-628-3415INTERCHANGEABLE
RETAINER,REAR BEARI
25774
4730-01-270-6386INTERCHANGEABLE
STRAIGHT CONNECTOR
5360-01-390-5873INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
25774
5355-01-397-4137INTERCHANGEABLE
KNOB
25774

Frequently Asked Questions

What is NSN 5340-01-381-2308?

NSN 5340-01-381-2308 is a Stop,mechanical, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-381-2308?

NSN 5340-01-381-2308 has 4 cross-referenced part numbers: 25774-1 (Hdt Expeditionary Systems Inc), 25774 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 25774-1 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 25774-1 (Drs Environmental Systems Inc).

What NSN replaces 5340-01-381-2308?

There are 5 known substitutes for 5340-01-381-2308: 6220-00-577-3434, 2835-00-628-3415, 4730-01-270-6386 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25774-1?

Key specifications for 25774-1: Overall Height: 0.500 INCHES NOMINAL IN; Overall Width: 1.500 INCHES NOMINAL IN; Design Type: STRAIGHT; Special Features: 3 MTG HOLES 2-0.443 IN. NOM DIA 1-0.515 IN. NOM DIA IN. 6 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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