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11477016 — STANDOFF,PLAIN,SNAP-IN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11477016: STANDOFF,PLAIN,SNAP-IN.

The STANDOFF,PLAIN,SNAP-IN is a the manufacturer industrial component. Key specifications include length: 4.855 INCHES NOMINAL IN, material: STEEL COMP 630 OVERALL, style_designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD, surface_treatment: PASSIVATE OVERALL, left_projection_length: 0.400 INCHES NOMINAL IN, end_item_identification: 1430-01-418-4396; W/S: TANK, ABRAMS M-1. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-512-2998, 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
11477016
NSN: 5340-01-512-2998
FSC: 5340 — Hardware, Commercial
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
length4.855 INCHES NOMINAL IN
materialSTEEL COMP 630 OVERALL
special_featuresSTANDOFF USES .75" DIA ROD; ROCKWELL HARDNESS C32 TO C38; THREADED END (.3125-24UNF-A2) WITH TAP DRILL HOLE (.125) ON OTHER END
style_designatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
surface_treatmentPASSIVATE OVERALL
left_projection_length0.400 INCHES NOMINAL IN
end_item_identification1430-01-418-4396; W/S: TANK, ABRAMS M-1
right_projection_length0.900 INCHES NOMINAL IN
left_projection_diameter0.560 INCHES NOMINAL IN
right_projection_diameter0.3124 INCHES NOMINAL IN
material_document_and_classificationAMS 5643, 17-4PH, ANNEALED, HEAT TREAT TO H1100 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-35, CLASS II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5340-01-512-2998
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11477016 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
•
LENGTH: 4.855 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35, CLASS II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
LEFT PROJECTION DIAMETER: 0.560 INCHES NOMINAL IN
•
LEFT PROJECTION LENGTH: 0.400 INCHES NOMINAL IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643, 17-4PH, ANNEALED, HEAT TREAT TO H1100 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
LENGTH4.855 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35, CLASS II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
LEFT PROJECTION DIAMETER0.560 INCHES NOMINAL IN
LEFT PROJECTION LENGTH0.400 INCHES NOMINAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT EXTERNAL THREAD
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643, 17-4PH, ANNEALED, HEAT TREAT TO H1100 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPECIAL FEATURESSTANDOFF USES .75" DIA ROD; ROCKWELL HARDNESS C32 TO C38; THREADED END (.3125-24UNF-A2) WITH TAP DRILL HOLE (.125) ON OTHER END
SURFACE TREATMENTPASSIVATE OVERALL
END ITEM IDENTIFICATION1430-01-418-4396; W/S: TANK, ABRAMS M-1
MATERIALSTEEL COMP 630 OVERALL
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 11477016?
11477016 is a STANDOFF,PLAIN,SNAP-IN.
What is the NSN for 11477016?
11477016 is cataloged in the U.S. Government catalog under NSN 5340-01-512-2998. 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.