PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A554-242Retainer,helical Compression Spr

L3 Technologies, Inc. Div L3 Keo · NSN 5340-00-733-5014 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-733-5014 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-733-5014. Primary manufacturer part number: A554-242.
Features
  • Retainer,helical Compression Spr — FSC 5340
  • Outside Chamfer Angle in Deg: 45.0
  • Outside Chamfer Depth: 0.188 INCHES NOMINAL IN
  • Material: STEEL COMP 304
  • Style Designator: IRREGULAR
  • Surface Treatment: PASSIVATE
  • Material Document and Classification: QQ-S-766, CLASS 304, COND A FED SPEC SINGLE MATERIAL RESPONSE
  • Casehardening Indicator: NOT CASEHARDENED
Applications
  • Applications requiring Steel Comp 304 construction
General Description

The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-733-5014, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-733-5014
Primary Part NumberA554-242
Item NameRetainer,helical Compression Spr
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div L3 Keo
StatusACTIVE
Outside Chamfer Angle in Deg45.0
Outside Chamfer Depth0.188 INCHES NOMINAL IN
MaterialSTEEL COMP 304
Style DesignatorIRREGULAR
Surface TreatmentPASSIVATE
Material Document and ClassificationQQ-S-766, CLASS 304, COND A FED SPEC SINGLE MATERIAL RESPONSE
Casehardening IndicatorNOT CASEHARDENED
Body Inside Diameter2.312 INCHES NOMINAL IN
Body Outside Diameter2.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
4820-00-018-39873642 INTERCHANGEABLE
Valve,pneumatic Tank
Schrader-Bridgeport International Inc Dba Schrader Automotive
4820-00-114-1096 INTERCHANGEABLE
Stem,fluid Valve
5930-00-127-93173642 INTERCHANGEABLE
Switch,code Indicating Wheel
Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch
5310-00-186-7540 INTERCHANGEABLE
Washer,flat
2945-00-328-339803S03753 INTERCHANGEABLE
Filter,fluid
Falls Filtration Technologies, Inc.
3610-00-457-8704 INTERCHANGEABLE
Bottle and Cap Assembly
6640-00-494-3846 INTERCHANGEABLE
Cleaner,instrument Tubing
5342-00-862-7169 INTERCHANGEABLE
Bracket,filter Lock
5940-00-983-6053 INTERCHANGEABLE
Terminal Board
6510-01-101-893666024628 INTERCHANGEABLE
Dressing,occlusive,adhesive
Smith & Nephew Inc. Dba Smith and Nephew Wound and Mgt Div Wound Management
Cross-Reference Index
Part NumberManufacturer
554A003642 L3 Technologies, Inc. Div L3 Keo (USA)
A554-242 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
3642 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
D554-257RBPC17 L3 Technologies, Inc. Div L3 Keo (USA)
554A003642 Northrop Grumman Systems Corporation (USA)
Related Parts
4820-00-018-3987INTERCHANGEABLE
VALVE,PNEUMATIC TANK
3642
4820-00-114-1096INTERCHANGEABLE
STEM,FLUID VALVE
5930-00-127-9317INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
3642
5310-00-186-7540INTERCHANGEABLE
WASHER,FLAT
2945-00-328-3398INTERCHANGEABLE
FILTER,FLUID
03S03753
3610-00-457-8704INTERCHANGEABLE
BOTTLE AND CAP ASSEMBLY
6640-00-494-3846INTERCHANGEABLE
CLEANER,INSTRUMENT TUBING
5342-00-862-7169INTERCHANGEABLE
BRACKET,FILTER LOCK
5940-00-983-6053INTERCHANGEABLE
TERMINAL BOARD
6510-01-101-8936INTERCHANGEABLE
DRESSING,OCCLUSIVE,ADHESIVE
66024628
6625-01-249-3381INTERCHANGEABLE
SLOTTED LINE,WAVEGUIDE
6515-01-375-4113INTERCHANGEABLE
BAG,OSTOMY
3642

Frequently Asked Questions

What is NSN 5340-00-733-5014?

NSN 5340-00-733-5014 is a Retainer,helical Compression Spr, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-733-5014?

NSN 5340-00-733-5014 has 5 cross-referenced part numbers: 554A003642 (L3 Technologies, Inc. Div L3 Keo), A554-242 (L3 Technologies, Inc. Div L3 Keo), 3642 (L3 Technologies, Inc. Div L3 Keo), D554-257RBPC17 (L3 Technologies, Inc. Div L3 Keo), 554A003642 (Northrop Grumman Systems Corporation).

What NSN replaces 5340-00-733-5014?

There are 12 known substitutes for 5340-00-733-5014: 4820-00-018-3987, 4820-00-114-1096, 5930-00-127-9317 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A554-242?

Key specifications for A554-242: Outside Chamfer Angle in Deg: 45.0; Special Features: THREE HOLES 0.1875 IN. DIA CHAMFERED 0.031 IN. BY 45 DEG; TWO HOLES 0.2090 IN. DIA CSK TO 0.390 IN. DIA IN; Outside Chamfer Depth: 0.188 INCHES NOMINAL IN; Material: STEEL COMP 304. 11 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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