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Technical Data Sheet
PartsTable / COMPONENT / 33A
33A ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The HEAD,LINEAR ACTUATING CYLINDER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_length: 9.100 INCHES NOMINAL IN, outside_diameter: 6.250 INCHES NOMINAL IN, end_item_identification: 4210-01-486-1035 TFFT (TACTICAL FIRE FIGHTING TRUCK), valve_size_for_which_designed: 1.000 INCHES IN, valve_type_for_which_designed: VALVE EQUALIZING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-171-4357, 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
33A
NSN: 5325-00-171-4357
FSC: 5325
CAGE: 70485 — ATLANTIC INDIA RUBBER CO INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_length9.100 INCHES NOMINAL IN
outside_diameter6.250 INCHES NOMINAL IN
special_featuresMAX PSI 500, MAX TEMP 800, WHEN ORDERING SPECIFY CATALOG NO., VAVLE SIZE, PRESSURE RATING, MATERIAL, MONEL-BRONZERS (ASTM B16 OR ASTN B148)-316 STAINLESS STEEL
end_item_identification4210-01-486-1035 TFFT (TACTICAL FIRE FIGHTING TRUCK)
valve_size_for_which_designed1.000 INCHES IN
valve_type_for_which_designedVALVE EQUALIZING
valve_model_number_for_which_designed33A A
part_name_assigned_by_controlling_agency1.5 INCH NOZZLE HOLDER BRACKET IN
NSN5325-00-171-4357
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 33A · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
GROOVE OUTSIDE DIAMETER: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
•
GROMMET STYLE: ROUND
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
GROOVE WIDTH: 0.112 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
•
FLANGE THICKNESS: 0.059 INCHES NOMINAL IN
•
NONMETALLIC HARDNESS RATING: 50.0 MINIMUM SHORE DUROMETER A AND 70.0 MAXIMUM SHORE DUROMETER A
•
LARGE FLANGE OUTSIDE DIAMETER: 0.417 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
GROOVE OUTSIDE DIAMETER0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
OVERALL HEIGHT0.244 INCHES NOMINAL IN
GROMMET STYLEROUND
MATERIALRUBBER SYNTHETIC OVERALL
GROOVE WIDTH0.112 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
FLANGE THICKNESS0.059 INCHES NOMINAL IN
NONMETALLIC HARDNESS RATING50.0 MINIMUM SHORE DUROMETER A AND 70.0 MAXIMUM SHORE DUROMETER A
LARGE FLANGE OUTSIDE DIAMETER0.417 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN
GROMMET CONSTRUCTION TYPESOLID
HOLE DIAMETER0.157 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
S2830Interchangeable
interchangeable cross-reference
interchangeable
26-139Interchangeable
interchangeable cross-reference
interchangeable
B107.6Interchangeable
interchangeable cross-reference
interchangeable
2106PC40Interchangeable
interchangeable cross-reference
interchangeable
3029PC40Interchangeable
interchangeable cross-reference
interchangeable
1720-10PC40Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 33A?
33A is a HEAD,LINEAR ACTUATING CYLINDER.
What parts can replace 33A?
There are 14 known substitutes for 33A: S2830, 26-139, B107.6 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 33A?
33A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-171-4357. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026