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10112406 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10112406: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL COMP 4140, overall_height: 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, style_designator: IRREGULAR, body_inside_diameter: 0.250 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN, body_outside_diameter: 0.360 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN, outside_chamfer_depth: 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-120-8380, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
10112406
NSN: 5340-01-120-8380
FSC: 5340 — Hardware, Commercial
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialSTEEL COMP 4140
overall_height0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
style_designatorIRREGULAR
body_inside_diameter0.250 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
body_outside_diameter0.360 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN
outside_chamfer_depth0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
mounting_hole_diameter0.063 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
inside_chamfer_angle_in_deg45.0
outside_chamfer_angle_in_deg45.0
material_document_and_classificationASTM A322, COMP 4140 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331, COMP 4140 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-120-8380
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10112406 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 0.360 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: IRREGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A322, COMP 4140 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331, COMP 4140 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.063 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.250 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
•
OUTSIDE CHAMFER ANGLE IN DEG: 45.0
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.360 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN
STYLE DESIGNATORIRREGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322, COMP 4140 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331, COMP 4140 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.063 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.250 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
OUTSIDE CHAMFER ANGLE IN DEG45.0
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIALSTEEL COMP 4140
OUTSIDE CHAMFER DEPTH0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
135B6030-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10112406?
10112406 is a RETAINER,HELICAL COMPRESSION SPR.
What parts can replace 10112406?
There is 1 known substitute for 10112406: 135B6030-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 10112406?
10112406 is cataloged in the U.S. Government catalog under NSN 5340-01-120-8380. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.