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12549087 — CLAMP,BLOCK,SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12549087: CLAMP,BLOCK,SECTION.

The CLAMP,BLOCK,SECTION is a the manufacturer industrial component. Key specifications include material: STEEL OR STEEL COMP 4140 OR STEEL COMP 8640, block_height: 1.120 INCHES NOMINAL1.120 INCHES NOMINAL IN, overall_width: 1.860 INCHES MINIMUM AND 1.860 INCHES MINIMUM AND 1.880 INCHES MAXIMUM1.880 INCHES MAXIMUM IN, overall_length: 3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN, style_designator: RECTANGULAR, mounting_facility: UNTHREADED HOLE(S)UNTHREADED HOLE(S). This part is cataloged in the U.S.

Government catalog under NSN 5340-01-349-6119, 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
12549087
NSN: 5340-01-349-6119
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL OR STEEL COMP 4140 OR STEEL COMP 8640
block_height1.120 INCHES NOMINAL1.120 INCHES NOMINAL IN
overall_width1.860 INCHES MINIMUM AND 1.860 INCHES MINIMUM AND 1.880 INCHES MAXIMUM1.880 INCHES MAXIMUM IN
overall_length3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN
style_designatorRECTANGULAR
mounting_facilityUNTHREADED HOLE(S)UNTHREADED HOLE(S)
clamping_hole_diameter1.375 INCHES NOMINAL SINGLE HOLE IN
clamping_hole_quantity11
mounting_hole_diameter0.436 INCHES MINIMUM AND 0.436 INCHES MINIMUM AND 0.445 INCHES MAXIMUM0.445 INCHES MAXIMUM IN
distance_from_end_to_first_clamping_hole_center1.500 INCHES NOMINAL IN
distance_from_end_to_first_mounting_hole_center0.375 INCHES NOMINAL IN
distance_from_center_of_mounting_hole_to_edge_along_the_width0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
NSN5340-01-349-6119
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12549087 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
•
CLAMPING HOLE QUANTITY: 11
•
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER: 1.500 INCHES NOMINAL IN
•
BLOCK HEIGHT: 1.120 INCHES NOMINAL1.120 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR
•
MOUNTING HOLE DIAMETER: 0.436 INCHES MINIMUM AND 0.436 INCHES MINIMUM AND 0.445 INCHES MAXIMUM0.445 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN FIRST AND THIRD MOUNTING HOLES: 2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CLAMPING HOLE QUANTITY11
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER1.500 INCHES NOMINAL IN
BLOCK HEIGHT1.120 INCHES NOMINAL1.120 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR
MOUNTING HOLE DIAMETER0.436 INCHES MINIMUM AND 0.436 INCHES MINIMUM AND 0.445 INCHES MAXIMUM0.445 INCHES MAXIMUM IN
OVERALL LENGTH3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN FIRST AND THIRD MOUNTING HOLES2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN
OVERALL WIDTH1.860 INCHES MINIMUM AND 1.860 INCHES MINIMUM AND 1.880 INCHES MAXIMUM1.880 INCHES MAXIMUM IN
CLAMPING HOLE DIAMETER1.375 INCHES NOMINAL SINGLE HOLE IN
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH0.375 INCHES NOMINAL0.375 INCHES NOMINAL 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12549087?
12549087 is a CLAMP,BLOCK,SECTION.
What is the NSN for 12549087?
12549087 is cataloged in the U.S. Government catalog under NSN 5340-01-349-6119. 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.