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1980316 — CLAMP,BLOCK,SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1980316: CLAMP,BLOCK,SECTION.

The CLAMP,BLOCK,SECTION is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, block_height: 0.7500 INCHES NOMINAL IN, overall_width: 0.8500 INCHES NOMINAL IN, overall_length: 8.0000 INCHES NOMINAL IN, style_designator: RECTANGULAR, material_document_and_classification: QQ-N-281, CL A, FORM 1 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-389-9104, 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
1980316
NSN: 5340-01-389-9104
FSC: 5340 — Hardware, Commercial
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialNICKEL ALLOY
block_height0.7500 INCHES NOMINAL IN
overall_width0.8500 INCHES NOMINAL IN
overall_length8.0000 INCHES NOMINAL IN
style_designatorRECTANGULAR
clamping_hole_quantity8
material_document_and_classificationQQ-N-281, CL A, FORM 1 FED SPEC SINGLE MATERIAL RESPONSE
distance_from_end_to_first_clamping_hole_center1.2220 INCHES NOMINAL IN
distance_from_end_to_first_mounting_hole_center0.4400 INCHES NOMINAL IN
distance_from_center_of_mounting_hole_to_edge_along_the_width0.4200 INCHES NOMINAL IN
NSN5340-01-389-9104
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1980316 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: 8
•
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER: 1.2220 INCHES NOMINAL IN
•
BLOCK HEIGHT: 0.7500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281, CL A, FORM 1 FED SPEC SINGLE MATERIAL RESPONSE
•
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH: 0.4200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CLAMPING HOLE QUANTITY8
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER1.2220 INCHES NOMINAL IN
BLOCK HEIGHT0.7500 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281, CL A, FORM 1 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH8.0000 INCHES NOMINAL IN
OVERALL WIDTH0.8500 INCHES NOMINAL IN
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH0.4200 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST MOUNTING HOLE CENTER0.4400 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1980316?
1980316 is a CLAMP,BLOCK,SECTION.
What is the NSN for 1980316?
1980316 is cataloged in the U.S. Government catalog under NSN 5340-01-389-9104. This indicates validated use in U.S. government and defense supply chains.
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