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164B8455P1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

164B8455P1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: ALUMINUM ALLOY 6061, design_type: SOLID, end_diameter: 0.7440 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN, ridge_height: 0.0300 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN, bore_diameter: 0.1350 INCHES MINIMUM AND 0.1490 INCHES MAXIMUM IN, overall_height: 0.3800 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-198-5170, 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
164B8455P1
NSN: 5340-01-198-5170
FSC: 5340 — Hardware, Commercial
CAGE: 89954 — BAE SYSTEMS CONTROLS INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
design_typeSOLID
end_diameter0.7440 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN
ridge_height0.0300 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN
bore_diameter0.1350 INCHES MINIMUM AND 0.1490 INCHES MAXIMUM IN
overall_height0.3800 INCHES NOMINAL IN
style_designatorSEAT
counterbore_length0.3100 INCHES MINIMUM AND 0.3300 INCHES MAXIMUM IN
first_step_diameter1.1250 INCHES MINIMUM AND 1.1450 INCHES MAXIMUM IN
counterbore_diameter0.6200 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM IN
distance_from_end_to_first_step0.3100 INCHES MINIMUM AND 0.3400 INCHES MAXIMUM IN
material_document_and_classificationQQ-A-225/8, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-198-5170
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 164B8455P1 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
•
RIDGE HEIGHT: 0.0300 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN
•
FIRST STEP DIAMETER: 1.1250 INCHES MINIMUM AND 1.1450 INCHES MAXIMUM IN
•
END DIAMETER: 0.7440 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.3100 INCHES MINIMUM AND 0.3400 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
RIDGE HEIGHT0.0300 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN
OVERALL HEIGHT0.3800 INCHES NOMINAL IN
FIRST STEP DIAMETER1.1250 INCHES MINIMUM AND 1.1450 INCHES MAXIMUM IN
END DIAMETER0.7440 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.3100 INCHES MINIMUM AND 0.3400 INCHES MAXIMUM IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE
COUNTERBORE LENGTH0.3100 INCHES MINIMUM AND 0.3300 INCHES MAXIMUM IN
COUNTERBORE DIAMETER0.6200 INCHES MINIMUM AND 0.6400 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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 164B8455P1?
164B8455P1 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 164B8455P1?
164B8455P1 is cataloged in the U.S. Government catalog under NSN 5340-01-198-5170. 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.