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3M156-12 — RETAINER,NUT AND BOLT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3M156-12: RETAINER,NUT AND BOLT.

The RETAINER,NUT AND BOLT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1060 OR STEEL COMP 1050, grip_height: 0.246 INCHES NOMINAL IN, overall_width: 1.140 INCHES NOMINAL IN, overall_height: 0.742 INCHES NOMINAL IN, overall_length: 1.269 INCHES NOMINAL IN, style_designator: BARREL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-807-1791, 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
3M156-12
NSN: 5340-00-807-1791
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OR STEEL COMP 1050
grip_height0.246 INCHES NOMINAL IN
overall_width1.140 INCHES NOMINAL IN
overall_height0.742 INCHES NOMINAL IN
overall_length1.269 INCHES NOMINAL IN
style_designatorBARREL
surface_treatmentCADMIUM OR CADMIUM AND CHROMATE
material_thickness0.025 INCHES NOMINAL IN
material_document_and_classificationAISI C1060 ASSN STD 1ST MATERIAL RESPONSE AND AISI C1050 ASSN STD 2ND MATERIAL RESPONSE
surface_treatment_document_and_classificationQQ-P-416, TYPE 1, CLASS 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416, TYPE 2, CLASS 2 FED SPEC 2ND TREATMENT RESPONSE
NSN5340-00-807-1791
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3M156-12 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416, TYPE 1, CLASS 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416, TYPE 2, CLASS 2 FED SPEC 2ND TREATMENT RESPONSE
•
GRIP HEIGHT: 0.246 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BARREL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI C1060 ASSN STD 1ST MATERIAL RESPONSE AND AISI C1050 ASSN STD 2ND MATERIAL RESPONSE
•
MATERIAL THICKNESS: 0.025 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.742 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416, TYPE 1, CLASS 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416, TYPE 2, CLASS 2 FED SPEC 2ND TREATMENT RESPONSE
GRIP HEIGHT0.246 INCHES NOMINAL IN
STYLE DESIGNATORBARREL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI C1060 ASSN STD 1ST MATERIAL RESPONSE AND AISI C1050 ASSN STD 2ND MATERIAL RESPONSE
OVERALL LENGTH1.269 INCHES NOMINAL IN
OVERALL WIDTH1.140 INCHES NOMINAL IN
MATERIAL THICKNESS0.025 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OR CADMIUM AND CHROMATE
MATERIALSTEEL COMP 1060 OR STEEL COMP 1050
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
2452-126RETReference 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 3M156-12?
3M156-12 is a RETAINER,NUT AND BOLT.
What parts can replace 3M156-12?
There is 1 known substitute for 3M156-12: 2452-126RET. Substitute compatibility should be verified for your specific system.
What is the NSN for 3M156-12?
3M156-12 is cataloged in the U.S. Government catalog under NSN 5340-00-807-1791. This indicates validated use in U.S. government and defense supply chains.
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