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12948170 — CLAMP,BLOCK,SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12948170: CLAMP,BLOCK,SECTION.

The CLAMP,BLOCK,SECTION is a the manufacturer industrial component. Key specifications include block_height: 0.590 INCHES MINIMUM AND 0.590 INCHES MINIMUM AND 0.650 INCHES MAXIMUM0.650 INCHES MAXIMUM IN, overall_width: 1.060 INCHES MINIMUM AND 1.060 INCHES MINIMUM AND 1.180 INCHES MAXIMUM1.180 INCHES MAXIMUM IN, overall_length: 4.820 INCHES MINIMUM AND 4.820 INCHES MINIMUM AND 4.940 INCHES MAXIMUM4.940 INCHES MAXIMUM IN, style_designator: RECTANGULAR, mounting_facility: UNTHREADED HOLE(S)UNTHREADED HOLE(S), clamping_hole_diameter: 0.280 INCHES NOMINAL FIRST HOLE IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-355-8248, 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
12948170
NSN: 5340-01-355-8248
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
block_height0.590 INCHES MINIMUM AND 0.590 INCHES MINIMUM AND 0.650 INCHES MAXIMUM0.650 INCHES MAXIMUM IN
overall_width1.060 INCHES MINIMUM AND 1.060 INCHES MINIMUM AND 1.180 INCHES MAXIMUM1.180 INCHES MAXIMUM IN
overall_length4.820 INCHES MINIMUM AND 4.820 INCHES MINIMUM AND 4.940 INCHES MAXIMUM4.940 INCHES MAXIMUM IN
style_designatorRECTANGULAR
mounting_facilityUNTHREADED HOLE(S)UNTHREADED HOLE(S)
clamping_hole_diameter0.280 INCHES NOMINAL FIRST HOLE IN
clamping_hole_quantity55
mounting_hole_diameter0.350 INCHES MINIMUM AND 0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM0.410 INCHES MAXIMUM IN
mounting_hole_quantity22
material_document_and_classificationMIL-R-3065,-3BC70A14B24E034F17 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE
distance_from_end_to_first_clamping_hole_center0.500 INCHES NOMINAL IN
distance_from_end_to_first_mounting_hole_center1.000 INCHES NOMINAL IN
NSN5340-01-355-8248
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12948170 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
•
MOUNTING HOLE QUANTITY: 22
•
CLAMPING HOLE QUANTITY: 55
•
CENTER TO CENTER DISTANCE BETWEEN FIRST AND FOURTH CLAMPING HOLES: 2.970 INCHES MINIMUM AND 3.030 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER: 0.500 INCHES NOMINAL IN
•
BLOCK HEIGHT: 0.590 INCHES MINIMUM AND 0.590 INCHES MINIMUM AND 0.650 INCHES MAXIMUM0.650 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: RECTANGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-3065,-3BC70A14B24E034F17 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.350 INCHES MINIMUM AND 0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM0.410 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY22
CLAMPING HOLE QUANTITY55
CENTER TO CENTER DISTANCE BETWEEN FIRST AND FOURTH CLAMPING HOLES2.970 INCHES MINIMUM AND 3.030 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER0.500 INCHES NOMINAL IN
BLOCK HEIGHT0.590 INCHES MINIMUM AND 0.590 INCHES MINIMUM AND 0.650 INCHES MAXIMUM0.650 INCHES MAXIMUM IN
STYLE DESIGNATORRECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-3065,-3BC70A14B24E034F17 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.350 INCHES MINIMUM AND 0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM0.410 INCHES MAXIMUM IN
OVERALL LENGTH4.820 INCHES MINIMUM AND 4.820 INCHES MINIMUM AND 4.940 INCHES MAXIMUM4.940 INCHES MAXIMUM IN
OVERALL WIDTH1.060 INCHES MINIMUM AND 1.060 INCHES MINIMUM AND 1.180 INCHES MAXIMUM1.180 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

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 12948170?
12948170 is a CLAMP,BLOCK,SECTION.
What is the NSN for 12948170?
12948170 is cataloged in the U.S. Government catalog under NSN 5340-01-355-8248. 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.