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GRACO 25D187 - Kit, Repair, Pstn, PTFE/Pe (097)

GRACO 25D187 - Kit, Repair, Pstn, PTFE/Pe (097)

GRACO 25D187 - Kit, Repair, Pstn, PTFE/Pe (097)

GRACO 25D187 - Kit, Repair, Pstn, PTFE/Pe (097)

Item #: 25D187

Price: $231.50

Expected ship date is Apr 14th 2026

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Item Description
GRACO 25D187 - Kit, Repair, Pstn, PTFE/Pe (097)

Piston Seal Kit (4) - Replaces entire packing stack in piston for 90cc lower

Specifications
- Material: UHMWPE/PTFE
- Temperature Rating: below 140°F (60°C)
- Packing Type: Piston packing stack replacement
- Lower Size: 90cc
- Formulation: GRACO Formulated
Compatible Equipment
- 90cc lower
- XP proportioners
- L___C0
- L___C7
- L___C9 models
- 5.9 in. bolt pattern models
Related Parts
- 25D180
- 25D181
- 25D182
- 25D183
- 25D184
- 25D185
- 25D186
- 25D188
- 25D189
- 25D190
Kit Contents
- Items 9, 12, 16, 19, 22, 25, 27, 29, 32, 43, and 59 (see parts list for lower model)
- 104a - GLAND, male, piston
- 104b - GLAND, female, piston
- 104c - V-PACKING, PTFE, piston (white)
- 104d - V-PACKING, UHMWPE, piston (red)
Part of GRACO Formulated UHMWPE/PTFE repair kit system. Contains UHMWPE and PTFE packing sets. All L___C0 XP lowers built prior to April 2012 came with Tuff-Stack packing sets. Lips face up configuration for piston packings. This is a piston seal repair kit. The manual shows this as part of a full repair kit system. Related throat seal repair kit is 25D173, and full repair kit is 25D256.

Reference Manuals
- 311762 (Page 29) Xtreme Lowers, Repair and
- 406993 (Page 2) Repair for XP Xtreme 97cc Lower, Repair Kit
Specifications
GRACO 25D187 - Kit, Repair, Pstn, PTFE/Pe (097)

Piston Seal Kit (4) - Replaces entire packing stack in piston for 90cc lower

Specifications
- Material: UHMWPE/PTFE
- Temperature Rating: below 140°F (60°C)
- Packing Type: Piston packing stack replacement
- Lower Size: 90cc
- Formulation: GRACO Formulated
Compatible Equipment
- 90cc lower
- XP proportioners
- L___C0
- L___C7
- L___C9 models
- 5.9 in. bolt pattern models
Related Parts
- 25D180
- 25D181
- 25D182
- 25D183
- 25D184
- 25D185
- 25D186
- 25D188
- 25D189
- 25D190
Kit Contents
- Items 9, 12, 16, 19, 22, 25, 27, 29, 32, 43, and 59 (see parts list for lower model)
- 104a - GLAND, male, piston
- 104b - GLAND, female, piston
- 104c - V-PACKING, PTFE, piston (white)
- 104d - V-PACKING, UHMWPE, piston (red)
Part of GRACO Formulated UHMWPE/PTFE repair kit system. Contains UHMWPE and PTFE packing sets. All L___C0 XP lowers built prior to April 2012 came with Tuff-Stack packing sets. Lips face up configuration for piston packings. This is a piston seal repair kit. The manual shows this as part of a full repair kit system. Related throat seal repair kit is 25D173, and full repair kit is 25D256.

Reference Manuals
- 311762 (Page 29) Xtreme Lowers, Repair and
- 406993 (Page 2) Repair for XP Xtreme 97cc Lower, Repair Kit

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