Model 4108-4110 Schematic & Replacement Parts for Harper Air Tools - Model 4108-4110 - Rock Drill

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All replacement parts listed under other manufacturers are Texas Pneumatic substitute parts. The manufacturer’s part numbers are listed for reference only.

Model 4108-4110 Schematic & Replacement Parts for Harper Air Tools - Model 4108-4110 - Rock Drill

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All replacement parts listed under other manufacturers are Texas Pneumatic substitute parts. The manufacturer's part numbers are listed for reference only.

Product #	Name	Price	Order Online
67001	Backhead (Dry)	Price: $342.35	Add to Cart	Get Quote	67001 quantity
67002	Throttle Valve	Price: $171.35	Add to Cart	Get Quote	67002 quantity
67003	Throttle Valve Handle	Price: $239.05	Add to Cart	Get Quote	67003 quantity
67004	Throttle Valve Plunger	Price: $18.30	Add to Cart	Get Quote	67004 quantity
67005	Throttle Valve Spring	Price: $5.00	Add to Cart	Get Quote	67005 quantity
67006	Throttle Valve Bolt	Price: $29.75	Add to Cart	Get Quote	67006 quantity
67007	Throttle Valve Nut	Price: $3.70	Add to Cart	Get Quote	67007 quantity
67008	Throttle Valve Washer	Price: $1.20	Add to Cart	Get Quote	67008 quantity
67009	Air Connection Elbow	Price: $106.35	Add to Cart	Get Quote	67009 quantity
67010	Air Connection Nut	Price: $118.10	Add to Cart	Get Quote	67010 quantity
67011	Air Connection "O" Ring	Price: $7.25	Add to Cart	Get Quote	67011 quantity
67013	Air Connection Retainer	Price: $5.00	Add to Cart	Get Quote	67013 quantity
67014	Handle Bolt	Price: $62.30	Add to Cart	Get Quote	67014 quantity
67015	Handle Bolt Nut	Price: $18.50	Add to Cart	Get Quote	67015 quantity
67017	Handle Grip	Price: $123.40	Add to Cart	Get Quote	67017 quantity
67019	Exhaust Cap	Price: $34.80	Add to Cart	Get Quote	67019 quantity
67021	Valve Chest	Price: $1,027.50	Add to Cart	Get Quote	67021 quantity
67022	Valve Guide	Price: $439.25	Add to Cart	Get Quote	67022 quantity
67023	Valve Dowel Pin	Price: $8.15	Add to Cart	Get Quote	67023 quantity
67024	Rachet Ring	Price: $197.40	Add to Cart	Get Quote	67024 quantity
67025	Rachet Ring Dowel Pin	Price: $11.20	Add to Cart	Get Quote	67025 quantity
67026	Rifle Bar	Price: $456.65	Add to Cart	Get Quote	67026 quantity
67027	Rifle Nut	Price: $218.40	Add to Cart	Get Quote	67027 quantity
67028	Piston	Price: $555.55	Add to Cart	Get Quote	67028 quantity
67029	Rotational Pawl	Price: $54.65	Add to Cart	Get Quote	67029 quantity
67030	Plunger Spring	Price: $7.55	Add to Cart	Get Quote	67030 quantity
67033	Side Rod Bolt Nut	Price: $63.05	Add to Cart	Get Quote	67033 quantity
67035	Side Rod Bolt Washer	Price: $2.55	Add to Cart	Get Quote	67035 quantity
67036	Fronthead 7/8" X 4-1/4"	Price: $1,263.35	Add to Cart	Get Quote	67036 quantity
67037	Fronthead Bushing	Price: $111.00	Add to Cart	Get Quote	67037 quantity
67038	Retainer (Steel Holder)	Price: $482.65	Add to Cart	Get Quote	67038 quantity
67039	Retainer (Steel Holder) Bolt	Price: $98.65	Add to Cart	Get Quote	67039 quantity
67040	Retainer (Steel Holder) Nut	Price: $11.35	Add to Cart	Get Quote	67040 quantity
67041	Retainer (Steel Holder) Spring	Price: $25.35	Add to Cart	Get Quote	67041 quantity
67053	Pawl Plunger	Price: $16.20	Add to Cart	Get Quote	67053 quantity
67016A	Handle Bolt Washer	Price: $7.50	Add to Cart	Get Quote	67016A quantity
67050	Handle Grip Spacer	Price: $33.65	Add to Cart	Get Quote	67050 quantity
67018	Cylinder	Price: $615.15	Add to Cart	Get Quote	67018 quantity
67020	Valve	Price: $132.55	Add to Cart	Get Quote	67020 quantity